Home / 126,585.16-174,691.02-69,998.56

Finding the Fourth Proportional to 126,585.16, 174,691.02 and 69,998.56

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Solution

The fourth proportional to 126,585.16, 174,691.02 and 69,998.56 is: 96,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,585.16 : 174,691.02 = 69,998.56 : x
  2. Step 2: Convert to fraction form
    126,585.16/174,691.02 = 69,998.56/x
  3. Step 3: Cross multiply
    126,585.16x = 174,691.02 × 69,998.56
  4. Step 4: Simplify right side
    126,585.16x = 12,228,119,844.93
  5. Step 5: Solve for x
    x = 12,228,119,844.93/126,585.16
  6. Step 6: Final answer
    x = 96,599.95

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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.