Home / 191,034.28-286,552.19-57,915.69

Finding the Fourth Proportional to 191,034.28, 286,552.19 and 57,915.69

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Solution

The fourth proportional to 191,034.28, 286,552.19 and 57,915.69 is: 86,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,034.28 : 286,552.19 = 57,915.69 : x
  2. Step 2: Convert to fraction form
    191,034.28/286,552.19 = 57,915.69/x
  3. Step 3: Cross multiply
    191,034.28x = 286,552.19 × 57,915.69
  4. Step 4: Simplify right side
    191,034.28x = 16,595,867,597.44
  5. Step 5: Solve for x
    x = 16,595,867,597.44/191,034.28
  6. Step 6: Final answer
    x = 86,873.77

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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.