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Finding the Fourth Proportional to 58,908.60, 88,400.70 and 32,632.20

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Solution

The fourth proportional to 58,908.60, 88,400.70 and 32,632.20 is: 48,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,908.60 : 88,400.70 = 32,632.20 : x
  2. Step 2: Convert to fraction form
    58,908.60/88,400.70 = 32,632.20/x
  3. Step 3: Cross multiply
    58,908.60x = 88,400.70 × 32,632.20
  4. Step 4: Simplify right side
    58,908.60x = 2,884,709,322.54
  5. Step 5: Solve for x
    x = 2,884,709,322.54/58,908.60
  6. Step 6: Final answer
    x = 48,969.24

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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.