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Finding the Fourth Proportional to 98,659.70, 148,000.35 and 95,549.30

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Solution

The fourth proportional to 98,659.70, 148,000.35 and 95,549.30 is: 143,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,659.70 : 148,000.35 = 95,549.30 : x
  2. Step 2: Convert to fraction form
    98,659.70/148,000.35 = 95,549.30/x
  3. Step 3: Cross multiply
    98,659.70x = 148,000.35 × 95,549.30
  4. Step 4: Simplify right side
    98,659.70x = 14,141,329,842.26
  5. Step 5: Solve for x
    x = 14,141,329,842.26/98,659.70
  6. Step 6: Final answer
    x = 143,334.41

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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.