Home / 126,920.14-175,150.83-70,332.46

Finding the Fourth Proportional to 126,920.14, 175,150.83 and 70,332.46

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Solution

The fourth proportional to 126,920.14, 175,150.83 and 70,332.46 is: 97,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,920.14 : 175,150.83 = 70,332.46 : x
  2. Step 2: Convert to fraction form
    126,920.14/175,150.83 = 70,332.46/x
  3. Step 3: Cross multiply
    126,920.14x = 175,150.83 × 70,332.46
  4. Step 4: Simplify right side
    126,920.14x = 12,318,788,744.94
  5. Step 5: Solve for x
    x = 12,318,788,744.94/126,920.14
  6. Step 6: Final answer
    x = 97,059.37

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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.