Home / 53,220.08-73,444.56-31,995.20

Finding the Fourth Proportional to 53,220.08, 73,444.56 and 31,995.20

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Solution

The fourth proportional to 53,220.08, 73,444.56 and 31,995.20 is: 44,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220.08 : 73,444.56 = 31,995.20 : x
  2. Step 2: Convert to fraction form
    53,220.08/73,444.56 = 31,995.20/x
  3. Step 3: Cross multiply
    53,220.08x = 73,444.56 × 31,995.20
  4. Step 4: Simplify right side
    53,220.08x = 2,349,873,386.11
  5. Step 5: Solve for x
    x = 2,349,873,386.11/53,220.08
  6. Step 6: Final answer
    x = 44,153.89

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.