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Finding the Fourth Proportional to 156,670.06, 235,005.15 and 45,862.06

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Solution

The fourth proportional to 156,670.06, 235,005.15 and 45,862.06 is: 68,793.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,670.06 : 235,005.15 = 45,862.06 : x
  2. Step 2: Convert to fraction form
    156,670.06/235,005.15 = 45,862.06/x
  3. Step 3: Cross multiply
    156,670.06x = 235,005.15 × 45,862.06
  4. Step 4: Simplify right side
    156,670.06x = 10,777,820,289.61
  5. Step 5: Solve for x
    x = 10,777,820,289.61/156,670.06
  6. Step 6: Final answer
    x = 68,793.11

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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.