Home / 129,352.50-194,153.88-93,366.06

Finding the Fourth Proportional to 129,352.50, 194,153.88 and 93,366.06

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Solution

The fourth proportional to 129,352.50, 194,153.88 and 93,366.06 is: 140,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,352.50 : 194,153.88 = 93,366.06 : x
  2. Step 2: Convert to fraction form
    129,352.50/194,153.88 = 93,366.06/x
  3. Step 3: Cross multiply
    129,352.50x = 194,153.88 × 93,366.06
  4. Step 4: Simplify right side
    129,352.50x = 18,127,382,809.31
  5. Step 5: Solve for x
    x = 18,127,382,809.31/129,352.50
  6. Step 6: Final answer
    x = 140,139.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.