Home / 53,587.44-73,935.59-42,221.70

Finding the Fourth Proportional to 53,587.44, 73,935.59 and 42,221.70

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Solution

The fourth proportional to 53,587.44, 73,935.59 and 42,221.70 is: 58,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,587.44 : 73,935.59 = 42,221.70 : x
  2. Step 2: Convert to fraction form
    53,587.44/73,935.59 = 42,221.70/x
  3. Step 3: Cross multiply
    53,587.44x = 73,935.59 × 42,221.70
  4. Step 4: Simplify right side
    53,587.44x = 3,121,686,089.19
  5. Step 5: Solve for x
    x = 3,121,686,089.19/53,587.44
  6. Step 6: Final answer
    x = 58,254.06

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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.