Home / 74,563.48-102,901.86-42,737.68

Finding the Fourth Proportional to 74,563.48, 102,901.86 and 42,737.68

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Solution

The fourth proportional to 74,563.48, 102,901.86 and 42,737.68 is: 58,980.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,563.48 : 102,901.86 = 42,737.68 : x
  2. Step 2: Convert to fraction form
    74,563.48/102,901.86 = 42,737.68/x
  3. Step 3: Cross multiply
    74,563.48x = 102,901.86 × 42,737.68
  4. Step 4: Simplify right side
    74,563.48x = 4,397,786,764.08
  5. Step 5: Solve for x
    x = 4,397,786,764.08/74,563.48
  6. Step 6: Final answer
    x = 58,980.44

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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.