Home / 74,317.32-102,542.76-42,496.92

Finding the Fourth Proportional to 74,317.32, 102,542.76 and 42,496.92

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Solution

The fourth proportional to 74,317.32, 102,542.76 and 42,496.92 is: 58,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,317.32 : 102,542.76 = 42,496.92 : x
  2. Step 2: Convert to fraction form
    74,317.32/102,542.76 = 42,496.92/x
  3. Step 3: Cross multiply
    74,317.32x = 102,542.76 × 42,496.92
  4. Step 4: Simplify right side
    74,317.32x = 4,357,751,468.30
  5. Step 5: Solve for x
    x = 4,357,751,468.30/74,317.32
  6. Step 6: Final answer
    x = 58,637.09

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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.