Home / 126,707.04-174,854.70-70,121.52

Finding the Fourth Proportional to 126,707.04, 174,854.70 and 70,121.52

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Solution

The fourth proportional to 126,707.04, 174,854.70 and 70,121.52 is: 96,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,707.04 : 174,854.70 = 70,121.52 : x
  2. Step 2: Convert to fraction form
    126,707.04/174,854.70 = 70,121.52/x
  3. Step 3: Cross multiply
    126,707.04x = 174,854.70 × 70,121.52
  4. Step 4: Simplify right side
    126,707.04x = 12,261,077,343.14
  5. Step 5: Solve for x
    x = 12,261,077,343.14/126,707.04
  6. Step 6: Final answer
    x = 96,767.14

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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.