Home / 126,760.16-174,931.09-69,398.52

Finding the Fourth Proportional to 126,760.16, 174,931.09 and 69,398.52

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Solution

The fourth proportional to 126,760.16, 174,931.09 and 69,398.52 is: 95,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,760.16 : 174,931.09 = 69,398.52 : x
  2. Step 2: Convert to fraction form
    126,760.16/174,931.09 = 69,398.52/x
  3. Step 3: Cross multiply
    126,760.16x = 174,931.09 × 69,398.52
  4. Step 4: Simplify right side
    126,760.16x = 12,139,957,918.50
  5. Step 5: Solve for x
    x = 12,139,957,918.50/126,760.16
  6. Step 6: Final answer
    x = 95,771.08

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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.