Home / 126,237.16-174,199.36-69,648.92

Finding the Fourth Proportional to 126,237.16, 174,199.36 and 69,648.92

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Solution

The fourth proportional to 126,237.16, 174,199.36 and 69,648.92 is: 96,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,237.16 : 174,199.36 = 69,648.92 : x
  2. Step 2: Convert to fraction form
    126,237.16/174,199.36 = 69,648.92/x
  3. Step 3: Cross multiply
    126,237.16x = 174,199.36 × 69,648.92
  4. Step 4: Simplify right side
    126,237.16x = 12,132,797,288.69
  5. Step 5: Solve for x
    x = 12,132,797,288.69/126,237.16
  6. Step 6: Final answer
    x = 96,111.14

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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.