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Finding the Fourth Proportional to 52,323.60, 72,202.80 and 29,663.04

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Solution

The fourth proportional to 52,323.60, 72,202.80 and 29,663.04 is: 40,932.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,323.60 : 72,202.80 = 29,663.04 : x
  2. Step 2: Convert to fraction form
    52,323.60/72,202.80 = 29,663.04/x
  3. Step 3: Cross multiply
    52,323.60x = 72,202.80 × 29,663.04
  4. Step 4: Simplify right side
    52,323.60x = 2,141,754,544.51
  5. Step 5: Solve for x
    x = 2,141,754,544.51/52,323.60
  6. Step 6: Final answer
    x = 40,932.86

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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.