Home / 126,929.04-175,170.24-70,344.06

Finding the Fourth Proportional to 126,929.04, 175,170.24 and 70,344.06

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Solution

The fourth proportional to 126,929.04, 175,170.24 and 70,344.06 is: 97,079.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,929.04 : 175,170.24 = 70,344.06 : x
  2. Step 2: Convert to fraction form
    126,929.04/175,170.24 = 70,344.06/x
  3. Step 3: Cross multiply
    126,929.04x = 175,170.24 × 70,344.06
  4. Step 4: Simplify right side
    126,929.04x = 12,322,185,872.77
  5. Step 5: Solve for x
    x = 12,322,185,872.77/126,929.04
  6. Step 6: Final answer
    x = 97,079.33

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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.