Home / 177,659.20-266,476.65-57,714.40

Finding the Fourth Proportional to 177,659.20, 266,476.65 and 57,714.40

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Solution

The fourth proportional to 177,659.20, 266,476.65 and 57,714.40 is: 86,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,659.20 : 266,476.65 = 57,714.40 : x
  2. Step 2: Convert to fraction form
    177,659.20/266,476.65 = 57,714.40/x
  3. Step 3: Cross multiply
    177,659.20x = 266,476.65 × 57,714.40
  4. Step 4: Simplify right side
    177,659.20x = 15,379,539,968.76
  5. Step 5: Solve for x
    x = 15,379,539,968.76/177,659.20
  6. Step 6: Final answer
    x = 86,567.65

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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.