Home / 162,418.56-243,641.50-59,863.75

Finding the Fourth Proportional to 162,418.56, 243,641.50 and 59,863.75

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Solution

The fourth proportional to 162,418.56, 243,641.50 and 59,863.75 is: 89,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,418.56 : 243,641.50 = 59,863.75 : x
  2. Step 2: Convert to fraction form
    162,418.56/243,641.50 = 59,863.75/x
  3. Step 3: Cross multiply
    162,418.56x = 243,641.50 × 59,863.75
  4. Step 4: Simplify right side
    162,418.56x = 14,585,293,845.63
  5. Step 5: Solve for x
    x = 14,585,293,845.63/162,418.56
  6. Step 6: Final answer
    x = 89,800.66

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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.