Home / 126,286.53-174,275.06-69,697.50

Finding the Fourth Proportional to 126,286.53, 174,275.06 and 69,697.50

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Solution

The fourth proportional to 126,286.53, 174,275.06 and 69,697.50 is: 96,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,286.53 : 174,275.06 = 69,697.50 : x
  2. Step 2: Convert to fraction form
    126,286.53/174,275.06 = 69,697.50/x
  3. Step 3: Cross multiply
    126,286.53x = 174,275.06 × 69,697.50
  4. Step 4: Simplify right side
    126,286.53x = 12,146,535,645.86
  5. Step 5: Solve for x
    x = 12,146,535,645.86/126,286.53
  6. Step 6: Final answer
    x = 96,182.35

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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.