Home / 191,928.57-287,882.46-58,809.22

Finding the Fourth Proportional to 191,928.57, 287,882.46 and 58,809.22

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Solution

The fourth proportional to 191,928.57, 287,882.46 and 58,809.22 is: 88,210.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,928.57 : 287,882.46 = 58,809.22 : x
  2. Step 2: Convert to fraction form
    191,928.57/287,882.46 = 58,809.22/x
  3. Step 3: Cross multiply
    191,928.57x = 287,882.46 × 58,809.22
  4. Step 4: Simplify right side
    191,928.57x = 16,930,141,484.87
  5. Step 5: Solve for x
    x = 16,930,141,484.87/191,928.57
  6. Step 6: Final answer
    x = 88,210.64

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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.