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Finding the Fourth Proportional to 248,167.10, 372,373.67 and 98,404.18

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Solution

The fourth proportional to 248,167.10, 372,373.67 and 98,404.18 is: 147,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,167.10 : 372,373.67 = 98,404.18 : x
  2. Step 2: Convert to fraction form
    248,167.10/372,373.67 = 98,404.18/x
  3. Step 3: Cross multiply
    248,167.10x = 372,373.67 × 98,404.18
  4. Step 4: Simplify right side
    248,167.10x = 36,643,124,965.02
  5. Step 5: Solve for x
    x = 36,643,124,965.02/248,167.10
  6. Step 6: Final answer
    x = 147,655.05

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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.