Home / 125,761.23-173,542.77-72,033.93

Finding the Fourth Proportional to 125,761.23, 173,542.77 and 72,033.93

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Solution

The fourth proportional to 125,761.23, 173,542.77 and 72,033.93 is: 99,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,761.23 : 173,542.77 = 72,033.93 : x
  2. Step 2: Convert to fraction form
    125,761.23/173,542.77 = 72,033.93/x
  3. Step 3: Cross multiply
    125,761.23x = 173,542.77 × 72,033.93
  4. Step 4: Simplify right side
    125,761.23x = 12,500,967,746.19
  5. Step 5: Solve for x
    x = 12,500,967,746.19/125,761.23
  6. Step 6: Final answer
    x = 99,402.40

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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.