Home / 125,823.13-173,637.13-69,235.72

Finding the Fourth Proportional to 125,823.13, 173,637.13 and 69,235.72

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Solution

The fourth proportional to 125,823.13, 173,637.13 and 69,235.72 is: 95,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.13 : 173,637.13 = 69,235.72 : x
  2. Step 2: Convert to fraction form
    125,823.13/173,637.13 = 69,235.72/x
  3. Step 3: Cross multiply
    125,823.13x = 173,637.13 × 69,235.72
  4. Step 4: Simplify right side
    125,823.13x = 12,021,891,714.28
  5. Step 5: Solve for x
    x = 12,021,891,714.28/125,823.13
  6. Step 6: Final answer
    x = 95,545.96

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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.