Home / 162,431.11-243,688.19-62,564.50

Finding the Fourth Proportional to 162,431.11, 243,688.19 and 62,564.50

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Solution

The fourth proportional to 162,431.11, 243,688.19 and 62,564.50 is: 93,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,431.11 : 243,688.19 = 62,564.50 : x
  2. Step 2: Convert to fraction form
    162,431.11/243,688.19 = 62,564.50/x
  3. Step 3: Cross multiply
    162,431.11x = 243,688.19 × 62,564.50
  4. Step 4: Simplify right side
    162,431.11x = 15,246,229,763.26
  5. Step 5: Solve for x
    x = 15,246,229,763.26/162,431.11
  6. Step 6: Final answer
    x = 93,862.74

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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.