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Finding the Fourth Proportional to 60,975.28, 91,468.42 and 16,602.28

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Solution

The fourth proportional to 60,975.28, 91,468.42 and 16,602.28 is: 24,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,975.28 : 91,468.42 = 16,602.28 : x
  2. Step 2: Convert to fraction form
    60,975.28/91,468.42 = 16,602.28/x
  3. Step 3: Cross multiply
    60,975.28x = 91,468.42 × 16,602.28
  4. Step 4: Simplify right side
    60,975.28x = 1,518,584,320.00
  5. Step 5: Solve for x
    x = 1,518,584,320.00/60,975.28
  6. Step 6: Final answer
    x = 24,904.92

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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.