Home / 126,713.04-174,862.98-70,127.52

Finding the Fourth Proportional to 126,713.04, 174,862.98 and 70,127.52

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Solution

The fourth proportional to 126,713.04, 174,862.98 and 70,127.52 is: 96,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,713.04 : 174,862.98 = 70,127.52 : x
  2. Step 2: Convert to fraction form
    126,713.04/174,862.98 = 70,127.52/x
  3. Step 3: Cross multiply
    126,713.04x = 174,862.98 × 70,127.52
  4. Step 4: Simplify right side
    126,713.04x = 12,262,707,127.21
  5. Step 5: Solve for x
    x = 12,262,707,127.21/126,713.04
  6. Step 6: Final answer
    x = 96,775.42

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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.