Home / 126,937.04-175,170.13-70,347.20

Finding the Fourth Proportional to 126,937.04, 175,170.13 and 70,347.20

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Solution

The fourth proportional to 126,937.04, 175,170.13 and 70,347.20 is: 97,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,937.04 : 175,170.13 = 70,347.20 : x
  2. Step 2: Convert to fraction form
    126,937.04/175,170.13 = 70,347.20/x
  3. Step 3: Cross multiply
    126,937.04x = 175,170.13 × 70,347.20
  4. Step 4: Simplify right side
    126,937.04x = 12,322,727,117.42
  5. Step 5: Solve for x
    x = 12,322,727,117.42/126,937.04
  6. Step 6: Final answer
    x = 97,077.48

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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.