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Finding the Fourth Proportional to 98,005.64, 135,260.70 and 95,336.96

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Solution

The fourth proportional to 98,005.64, 135,260.70 and 95,336.96 is: 131,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,005.64 : 135,260.70 = 95,336.96 : x
  2. Step 2: Convert to fraction form
    98,005.64/135,260.70 = 95,336.96/x
  3. Step 3: Cross multiply
    98,005.64x = 135,260.70 × 95,336.96
  4. Step 4: Simplify right side
    98,005.64x = 12,895,343,945.47
  5. Step 5: Solve for x
    x = 12,895,343,945.47/98,005.64
  6. Step 6: Final answer
    x = 131,577.57

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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.