Home / 49,545.12-74,298.24-19,957.44

Finding the Fourth Proportional to 49,545.12, 74,298.24 and 19,957.44

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Solution

The fourth proportional to 49,545.12, 74,298.24 and 19,957.44 is: 29,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,545.12 : 74,298.24 = 19,957.44 : x
  2. Step 2: Convert to fraction form
    49,545.12/74,298.24 = 19,957.44/x
  3. Step 3: Cross multiply
    49,545.12x = 74,298.24 × 19,957.44
  4. Step 4: Simplify right side
    49,545.12x = 1,482,802,666.91
  5. Step 5: Solve for x
    x = 1,482,802,666.91/49,545.12
  6. Step 6: Final answer
    x = 29,928.33

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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.