Home / 125,545.08-173,290.61-74,566.11

Finding the Fourth Proportional to 125,545.08, 173,290.61 and 74,566.11

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Solution

The fourth proportional to 125,545.08, 173,290.61 and 74,566.11 is: 102,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,545.08 : 173,290.61 = 74,566.11 : x
  2. Step 2: Convert to fraction form
    125,545.08/173,290.61 = 74,566.11/x
  3. Step 3: Cross multiply
    125,545.08x = 173,290.61 × 74,566.11
  4. Step 4: Simplify right side
    125,545.08x = 12,921,606,687.23
  5. Step 5: Solve for x
    x = 12,921,606,687.23/125,545.08
  6. Step 6: Final answer
    x = 102,924.04

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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.