Home / 162,577.16-243,805.14-55,931.30

Finding the Fourth Proportional to 162,577.16, 243,805.14 and 55,931.30

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Solution

The fourth proportional to 162,577.16, 243,805.14 and 55,931.30 is: 83,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,577.16 : 243,805.14 = 55,931.30 : x
  2. Step 2: Convert to fraction form
    162,577.16/243,805.14 = 55,931.30/x
  3. Step 3: Cross multiply
    162,577.16x = 243,805.14 × 55,931.30
  4. Step 4: Simplify right side
    162,577.16x = 13,636,337,207.86
  5. Step 5: Solve for x
    x = 13,636,337,207.86/162,577.16
  6. Step 6: Final answer
    x = 83,876.10

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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.