Home / 126,815.69-175,011.15-70,227.06

Finding the Fourth Proportional to 126,815.69, 175,011.15 and 70,227.06

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Solution

The fourth proportional to 126,815.69, 175,011.15 and 70,227.06 is: 96,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,815.69 : 175,011.15 = 70,227.06 : x
  2. Step 2: Convert to fraction form
    126,815.69/175,011.15 = 70,227.06/x
  3. Step 3: Cross multiply
    126,815.69x = 175,011.15 × 70,227.06
  4. Step 4: Simplify right side
    126,815.69x = 12,290,518,531.72
  5. Step 5: Solve for x
    x = 12,290,518,531.72/126,815.69
  6. Step 6: Final answer
    x = 96,916.39

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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.