Home / 207,685.15-286,613.94-117,044.92

Finding the Fourth Proportional to 207,685.15, 286,613.94 and 117,044.92

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Solution

The fourth proportional to 207,685.15, 286,613.94 and 117,044.92 is: 161,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,685.15 : 286,613.94 = 117,044.92 : x
  2. Step 2: Convert to fraction form
    207,685.15/286,613.94 = 117,044.92/x
  3. Step 3: Cross multiply
    207,685.15x = 286,613.94 × 117,044.92
  4. Step 4: Simplify right side
    207,685.15x = 33,546,705,678.18
  5. Step 5: Solve for x
    x = 33,546,705,678.18/207,685.15
  6. Step 6: Final answer
    x = 161,526.74

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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.