Home / 194,417.60-291,616.65-76,110.62

Finding the Fourth Proportional to 194,417.60, 291,616.65 and 76,110.62

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Solution

The fourth proportional to 194,417.60, 291,616.65 and 76,110.62 is: 114,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,417.60 : 291,616.65 = 76,110.62 : x
  2. Step 2: Convert to fraction form
    194,417.60/291,616.65 = 76,110.62/x
  3. Step 3: Cross multiply
    194,417.60x = 291,616.65 × 76,110.62
  4. Step 4: Simplify right side
    194,417.60x = 22,195,122,575.74
  5. Step 5: Solve for x
    x = 22,195,122,575.74/194,417.60
  6. Step 6: Final answer
    x = 114,162.11

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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.