Home / 156,585.08-234,877.62-45,777.08

Finding the Fourth Proportional to 156,585.08, 234,877.62 and 45,777.08

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Solution

The fourth proportional to 156,585.08, 234,877.62 and 45,777.08 is: 68,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585.08 : 234,877.62 = 45,777.08 : x
  2. Step 2: Convert to fraction form
    156,585.08/234,877.62 = 45,777.08/x
  3. Step 3: Cross multiply
    156,585.08x = 234,877.62 × 45,777.08
  4. Step 4: Simplify right side
    156,585.08x = 10,752,011,600.95
  5. Step 5: Solve for x
    x = 10,752,011,600.95/156,585.08
  6. Step 6: Final answer
    x = 68,665.62

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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.