Home / 144,689.19-199,604.60-93,718.92

Finding the Fourth Proportional to 144,689.19, 199,604.60 and 93,718.92

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Solution

The fourth proportional to 144,689.19, 199,604.60 and 93,718.92 is: 129,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,689.19 : 199,604.60 = 93,718.92 : x
  2. Step 2: Convert to fraction form
    144,689.19/199,604.60 = 93,718.92/x
  3. Step 3: Cross multiply
    144,689.19x = 199,604.60 × 93,718.92
  4. Step 4: Simplify right side
    144,689.19x = 18,706,727,070.44
  5. Step 5: Solve for x
    x = 18,706,727,070.44/144,689.19
  6. Step 6: Final answer
    x = 129,289.04

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Double scale
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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.