Home / 127,714.42-176,244.24-70,352.56

Finding the Fourth Proportional to 127,714.42, 176,244.24 and 70,352.56

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Solution

The fourth proportional to 127,714.42, 176,244.24 and 70,352.56 is: 97,085.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.42 : 176,244.24 = 70,352.56 : x
  2. Step 2: Convert to fraction form
    127,714.42/176,244.24 = 70,352.56/x
  3. Step 3: Cross multiply
    127,714.42x = 176,244.24 × 70,352.56
  4. Step 4: Simplify right side
    127,714.42x = 12,399,233,469.25
  5. Step 5: Solve for x
    x = 12,399,233,469.25/127,714.42
  6. Step 6: Final answer
    x = 97,085.62

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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.