Home / 125,622.47-173,350.01-71,906.70

Finding the Fourth Proportional to 125,622.47, 173,350.01 and 71,906.70

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Solution

The fourth proportional to 125,622.47, 173,350.01 and 71,906.70 is: 99,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,622.47 : 173,350.01 = 71,906.70 : x
  2. Step 2: Convert to fraction form
    125,622.47/173,350.01 = 71,906.70/x
  3. Step 3: Cross multiply
    125,622.47x = 173,350.01 × 71,906.70
  4. Step 4: Simplify right side
    125,622.47x = 12,465,026,804.53
  5. Step 5: Solve for x
    x = 12,465,026,804.53/125,622.47
  6. Step 6: Final answer
    x = 99,226.10

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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.