Home / 123,721.60-185,552.70-34,983.40

Finding the Fourth Proportional to 123,721.60, 185,552.70 and 34,983.40

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Solution

The fourth proportional to 123,721.60, 185,552.70 and 34,983.40 is: 52,466.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,721.60 : 185,552.70 = 34,983.40 : x
  2. Step 2: Convert to fraction form
    123,721.60/185,552.70 = 34,983.40/x
  3. Step 3: Cross multiply
    123,721.60x = 185,552.70 × 34,983.40
  4. Step 4: Simplify right side
    123,721.60x = 6,491,264,325.18
  5. Step 5: Solve for x
    x = 6,491,264,325.18/123,721.60
  6. Step 6: Final answer
    x = 52,466.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.