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Finding the Fourth Proportional to 152,672.04, 210,695.58 and 89,006.04

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Solution

The fourth proportional to 152,672.04, 210,695.58 and 89,006.04 is: 122,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,672.04 : 210,695.58 = 89,006.04 : x
  2. Step 2: Convert to fraction form
    152,672.04/210,695.58 = 89,006.04/x
  3. Step 3: Cross multiply
    152,672.04x = 210,695.58 × 89,006.04
  4. Step 4: Simplify right side
    152,672.04x = 18,753,179,221.30
  5. Step 5: Solve for x
    x = 18,753,179,221.30/152,672.04
  6. Step 6: Final answer
    x = 122,833.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.