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Finding the Fourth Proportional to 58,960.60, 88,440.90 and 40,298.20

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Solution

The fourth proportional to 58,960.60, 88,440.90 and 40,298.20 is: 60,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,960.60 : 88,440.90 = 40,298.20 : x
  2. Step 2: Convert to fraction form
    58,960.60/88,440.90 = 40,298.20/x
  3. Step 3: Cross multiply
    58,960.60x = 88,440.90 × 40,298.20
  4. Step 4: Simplify right side
    58,960.60x = 3,564,009,076.38
  5. Step 5: Solve for x
    x = 3,564,009,076.38/58,960.60
  6. Step 6: Final answer
    x = 60,447.30

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1.5x scale

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.