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Finding the Fourth Proportional to 157,080.06, 235,619.28 and 63,585

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Solution

The fourth proportional to 157,080.06, 235,619.28 and 63,585 is: 95,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,080.06 : 235,619.28 = 63,585 : x
  2. Step 2: Convert to fraction form
    157,080.06/235,619.28 = 63,585/x
  3. Step 3: Cross multiply
    157,080.06x = 235,619.28 × 63,585
  4. Step 4: Simplify right side
    157,080.06x = 14,981,851,918.80
  5. Step 5: Solve for x
    x = 14,981,851,918.80/157,080.06
  6. Step 6: Final answer
    x = 95,377.17

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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.