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Finding the Fourth Proportional to 95,510.76, 131,809.32 and 53,070

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Solution

The fourth proportional to 95,510.76, 131,809.32 and 53,070 is: 73,239.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,510.76 : 131,809.32 = 53,070 : x
  2. Step 2: Convert to fraction form
    95,510.76/131,809.32 = 53,070/x
  3. Step 3: Cross multiply
    95,510.76x = 131,809.32 × 53,070
  4. Step 4: Simplify right side
    95,510.76x = 6,995,120,612.40
  5. Step 5: Solve for x
    x = 6,995,120,612.40/95,510.76
  6. Step 6: Final answer
    x = 73,239.08

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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.