Home / 625,557.14-938,335.80-152,242.50

Finding the Fourth Proportional to 625,557.14, 938,335.80 and 152,242.50

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Solution

The fourth proportional to 625,557.14, 938,335.80 and 152,242.50 is: 228,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,557.14 : 938,335.80 = 152,242.50 : x
  2. Step 2: Convert to fraction form
    625,557.14/938,335.80 = 152,242.50/x
  3. Step 3: Cross multiply
    625,557.14x = 938,335.80 × 152,242.50
  4. Step 4: Simplify right side
    625,557.14x = 142,854,588,031.50
  5. Step 5: Solve for x
    x = 142,854,588,031.50/625,557.14
  6. Step 6: Final answer
    x = 228,363.77

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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.