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Finding the Fourth Proportional to 177,392.89, 266,089.34 and 65,030.64

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Solution

The fourth proportional to 177,392.89, 266,089.34 and 65,030.64 is: 97,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,392.89 : 266,089.34 = 65,030.64 : x
  2. Step 2: Convert to fraction form
    177,392.89/266,089.34 = 65,030.64/x
  3. Step 3: Cross multiply
    177,392.89x = 266,089.34 × 65,030.64
  4. Step 4: Simplify right side
    177,392.89x = 17,303,960,077.38
  5. Step 5: Solve for x
    x = 17,303,960,077.38/177,392.89
  6. Step 6: Final answer
    x = 97,545.96

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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.