Home / 126,852.19-175,061.79-70,263.56

Finding the Fourth Proportional to 126,852.19, 175,061.79 and 70,263.56

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Solution

The fourth proportional to 126,852.19, 175,061.79 and 70,263.56 is: 96,966.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,852.19 : 175,061.79 = 70,263.56 : x
  2. Step 2: Convert to fraction form
    126,852.19/175,061.79 = 70,263.56/x
  3. Step 3: Cross multiply
    126,852.19x = 175,061.79 × 70,263.56
  4. Step 4: Simplify right side
    126,852.19x = 12,300,465,023.03
  5. Step 5: Solve for x
    x = 12,300,465,023.03/126,852.19
  6. Step 6: Final answer
    x = 96,966.91

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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.