Home / 127,714.48-176,219.02-73,996.23

Finding the Fourth Proportional to 127,714.48, 176,219.02 and 73,996.23

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Solution

The fourth proportional to 127,714.48, 176,219.02 and 73,996.23 is: 102,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.48 : 176,219.02 = 73,996.23 : x
  2. Step 2: Convert to fraction form
    127,714.48/176,219.02 = 73,996.23/x
  3. Step 3: Cross multiply
    127,714.48x = 176,219.02 × 73,996.23
  4. Step 4: Simplify right side
    127,714.48x = 13,039,543,134.29
  5. Step 5: Solve for x
    x = 13,039,543,134.29/127,714.48
  6. Step 6: Final answer
    x = 102,099.18

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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.