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Finding the Fourth Proportional to 88,094.14, 121,570 and 47,807.90

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Solution

The fourth proportional to 88,094.14, 121,570 and 47,807.90 is: 65,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,094.14 : 121,570 = 47,807.90 : x
  2. Step 2: Convert to fraction form
    88,094.14/121,570 = 47,807.90/x
  3. Step 3: Cross multiply
    88,094.14x = 121,570 × 47,807.90
  4. Step 4: Simplify right side
    88,094.14x = 5,812,006,403
  5. Step 5: Solve for x
    x = 5,812,006,403/88,094.14
  6. Step 6: Final answer
    x = 65,974.95

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