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Finding the Fourth Proportional to 162,345.60, 243,403.20 and 62,467.20

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Solution

The fourth proportional to 162,345.60, 243,403.20 and 62,467.20 is: 93,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,345.60 : 243,403.20 = 62,467.20 : x
  2. Step 2: Convert to fraction form
    162,345.60/243,403.20 = 62,467.20/x
  3. Step 3: Cross multiply
    162,345.60x = 243,403.20 × 62,467.20
  4. Step 4: Simplify right side
    162,345.60x = 15,204,716,375.04
  5. Step 5: Solve for x
    x = 15,204,716,375.04/162,345.60
  6. Step 6: Final answer
    x = 93,656.47

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1.5x scale

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.