Home / 249,732.16-344,545.92-142,226

Finding the Fourth Proportional to 249,732.16, 344,545.92 and 142,226

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Solution

The fourth proportional to 249,732.16, 344,545.92 and 142,226 is: 196,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,732.16 : 344,545.92 = 142,226 : x
  2. Step 2: Convert to fraction form
    249,732.16/344,545.92 = 142,226/x
  3. Step 3: Cross multiply
    249,732.16x = 344,545.92 × 142,226
  4. Step 4: Simplify right side
    249,732.16x = 49,003,388,017.92
  5. Step 5: Solve for x
    x = 49,003,388,017.92/249,732.16
  6. Step 6: Final answer
    x = 196,223.78

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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.