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Finding the Fourth Proportional to 98,374.80, 147,599.46 and 58,960.20

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Solution

The fourth proportional to 98,374.80, 147,599.46 and 58,960.20 is: 88,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,374.80 : 147,599.46 = 58,960.20 : x
  2. Step 2: Convert to fraction form
    98,374.80/147,599.46 = 58,960.20/x
  3. Step 3: Cross multiply
    98,374.80x = 147,599.46 × 58,960.20
  4. Step 4: Simplify right side
    98,374.80x = 8,702,493,681.49
  5. Step 5: Solve for x
    x = 8,702,493,681.49/98,374.80
  6. Step 6: Final answer
    x = 88,462.63

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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.