Home / 191,632.03-287,482.70-79,251.24

Finding the Fourth Proportional to 191,632.03, 287,482.70 and 79,251.24

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Solution

The fourth proportional to 191,632.03, 287,482.70 and 79,251.24 is: 118,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,632.03 : 287,482.70 = 79,251.24 : x
  2. Step 2: Convert to fraction form
    191,632.03/287,482.70 = 79,251.24/x
  3. Step 3: Cross multiply
    191,632.03x = 287,482.70 × 79,251.24
  4. Step 4: Simplify right side
    191,632.03x = 22,783,360,453.55
  5. Step 5: Solve for x
    x = 22,783,360,453.55/191,632.03
  6. Step 6: Final answer
    x = 118,891.19

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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.