Home / 53,995.44-74,473.48-39,650.76

Finding the Fourth Proportional to 53,995.44, 74,473.48 and 39,650.76

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Solution

The fourth proportional to 53,995.44, 74,473.48 and 39,650.76 is: 54,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995.44 : 74,473.48 = 39,650.76 : x
  2. Step 2: Convert to fraction form
    53,995.44/74,473.48 = 39,650.76/x
  3. Step 3: Cross multiply
    53,995.44x = 74,473.48 × 39,650.76
  4. Step 4: Simplify right side
    53,995.44x = 2,952,930,081.84
  5. Step 5: Solve for x
    x = 2,952,930,081.84/53,995.44
  6. Step 6: Final answer
    x = 54,688.51

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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.