Home / 126,701.70-174,848.67-70,115.10

Finding the Fourth Proportional to 126,701.70, 174,848.67 and 70,115.10

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Solution

The fourth proportional to 126,701.70, 174,848.67 and 70,115.10 is: 96,759.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701.70 : 174,848.67 = 70,115.10 : x
  2. Step 2: Convert to fraction form
    126,701.70/174,848.67 = 70,115.10/x
  3. Step 3: Cross multiply
    126,701.70x = 174,848.67 × 70,115.10
  4. Step 4: Simplify right side
    126,701.70x = 12,259,531,981.92
  5. Step 5: Solve for x
    x = 12,259,531,981.92/126,701.70
  6. Step 6: Final answer
    x = 96,759.02

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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.