Home / 67,007.46-92,463.75-38,712.54

Finding the Fourth Proportional to 67,007.46, 92,463.75 and 38,712.54

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Solution

The fourth proportional to 67,007.46, 92,463.75 and 38,712.54 is: 53,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,007.46 : 92,463.75 = 38,712.54 : x
  2. Step 2: Convert to fraction form
    67,007.46/92,463.75 = 38,712.54/x
  3. Step 3: Cross multiply
    67,007.46x = 92,463.75 × 38,712.54
  4. Step 4: Simplify right side
    67,007.46x = 3,579,506,620.43
  5. Step 5: Solve for x
    x = 3,579,506,620.43/67,007.46
  6. Step 6: Final answer
    x = 53,419.52

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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.