Home / 126,714.96-174,872.14-70,126.36

Finding the Fourth Proportional to 126,714.96, 174,872.14 and 70,126.36

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Solution

The fourth proportional to 126,714.96, 174,872.14 and 70,126.36 is: 96,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,714.96 : 174,872.14 = 70,126.36 : x
  2. Step 2: Convert to fraction form
    126,714.96/174,872.14 = 70,126.36/x
  3. Step 3: Cross multiply
    126,714.96x = 174,872.14 × 70,126.36
  4. Step 4: Simplify right side
    126,714.96x = 12,263,146,643.61
  5. Step 5: Solve for x
    x = 12,263,146,643.61/126,714.96
  6. Step 6: Final answer
    x = 96,777.42

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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.