Home / 177,538.18-266,176.04-65,159.20

Finding the Fourth Proportional to 177,538.18, 266,176.04 and 65,159.20

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Solution

The fourth proportional to 177,538.18, 266,176.04 and 65,159.20 is: 97,690.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,538.18 : 266,176.04 = 65,159.20 : x
  2. Step 2: Convert to fraction form
    177,538.18/266,176.04 = 65,159.20/x
  3. Step 3: Cross multiply
    177,538.18x = 266,176.04 × 65,159.20
  4. Step 4: Simplify right side
    177,538.18x = 17,343,817,825.57
  5. Step 5: Solve for x
    x = 17,343,817,825.57/177,538.18
  6. Step 6: Final answer
    x = 97,690.64

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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.