Home / 191,046.80-286,569.90-50,805.43

Finding the Fourth Proportional to 191,046.80, 286,569.90 and 50,805.43

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Solution

The fourth proportional to 191,046.80, 286,569.90 and 50,805.43 is: 76,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,046.80 : 286,569.90 = 50,805.43 : x
  2. Step 2: Convert to fraction form
    191,046.80/286,569.90 = 50,805.43/x
  3. Step 3: Cross multiply
    191,046.80x = 286,569.90 × 50,805.43
  4. Step 4: Simplify right side
    191,046.80x = 14,559,306,278.13
  5. Step 5: Solve for x
    x = 14,559,306,278.13/191,046.80
  6. Step 6: Final answer
    x = 76,208.06

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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.