Home / 62,434.02-86,158.94-34,139.70

Finding the Fourth Proportional to 62,434.02, 86,158.94 and 34,139.70

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Solution

The fourth proportional to 62,434.02, 86,158.94 and 34,139.70 is: 47,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,434.02 : 86,158.94 = 34,139.70 : x
  2. Step 2: Convert to fraction form
    62,434.02/86,158.94 = 34,139.70/x
  3. Step 3: Cross multiply
    62,434.02x = 86,158.94 × 34,139.70
  4. Step 4: Simplify right side
    62,434.02x = 2,941,440,363.92
  5. Step 5: Solve for x
    x = 2,941,440,363.92/62,434.02
  6. Step 6: Final answer
    x = 47,112.78

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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.