Home / 191,278.18-286,933.32-58,159.59

Finding the Fourth Proportional to 191,278.18, 286,933.32 and 58,159.59

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Solution

The fourth proportional to 191,278.18, 286,933.32 and 58,159.59 is: 87,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,278.18 : 286,933.32 = 58,159.59 : x
  2. Step 2: Convert to fraction form
    191,278.18/286,933.32 = 58,159.59/x
  3. Step 3: Cross multiply
    191,278.18x = 286,933.32 × 58,159.59
  4. Step 4: Simplify right side
    191,278.18x = 16,687,923,172.54
  5. Step 5: Solve for x
    x = 16,687,923,172.54/191,278.18
  6. Step 6: Final answer
    x = 87,244.26

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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.