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Finding the Fourth Proportional to 98,251.93, 135,587.67 and 53,539.93

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Solution

The fourth proportional to 98,251.93, 135,587.67 and 53,539.93 is: 73,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,251.93 : 135,587.67 = 53,539.93 : x
  2. Step 2: Convert to fraction form
    98,251.93/135,587.67 = 53,539.93/x
  3. Step 3: Cross multiply
    98,251.93x = 135,587.67 × 53,539.93
  4. Step 4: Simplify right side
    98,251.93x = 7,259,354,360.66
  5. Step 5: Solve for x
    x = 7,259,354,360.66/98,251.93
  6. Step 6: Final answer
    x = 73,885.11

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1.5x scale

Why These Related Problems?

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