Home / 126,248.88-174,223.08-69,660.30

Finding the Fourth Proportional to 126,248.88, 174,223.08 and 69,660.30

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Solution

The fourth proportional to 126,248.88, 174,223.08 and 69,660.30 is: 96,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,248.88 : 174,223.08 = 69,660.30 : x
  2. Step 2: Convert to fraction form
    126,248.88/174,223.08 = 69,660.30/x
  3. Step 3: Cross multiply
    126,248.88x = 174,223.08 × 69,660.30
  4. Step 4: Simplify right side
    126,248.88x = 12,136,432,019.72
  5. Step 5: Solve for x
    x = 12,136,432,019.72/126,248.88
  6. Step 6: Final answer
    x = 96,131.01

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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.