Home / 162,420.74-243,515.36-62,496.72

Finding the Fourth Proportional to 162,420.74, 243,515.36 and 62,496.72

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Solution

The fourth proportional to 162,420.74, 243,515.36 and 62,496.72 is: 93,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,420.74 : 243,515.36 = 62,496.72 : x
  2. Step 2: Convert to fraction form
    162,420.74/243,515.36 = 62,496.72/x
  3. Step 3: Cross multiply
    162,420.74x = 243,515.36 × 62,496.72
  4. Step 4: Simplify right side
    162,420.74x = 15,218,911,269.62
  5. Step 5: Solve for x
    x = 15,218,911,269.62/162,420.74
  6. Step 6: Final answer
    x = 93,700.54

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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.