Home / 194,506.72-291,776.40-54,267.04

Finding the Fourth Proportional to 194,506.72, 291,776.40 and 54,267.04

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Solution

The fourth proportional to 194,506.72, 291,776.40 and 54,267.04 is: 81,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,506.72 : 291,776.40 = 54,267.04 : x
  2. Step 2: Convert to fraction form
    194,506.72/291,776.40 = 54,267.04/x
  3. Step 3: Cross multiply
    194,506.72x = 291,776.40 × 54,267.04
  4. Step 4: Simplify right side
    194,506.72x = 15,833,841,569.86
  5. Step 5: Solve for x
    x = 15,833,841,569.86/194,506.72
  6. Step 6: Final answer
    x = 81,405.11

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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.