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Finding the Fourth Proportional to 177,599.61, 266,390.73 and 65,271.19

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Solution

The fourth proportional to 177,599.61, 266,390.73 and 65,271.19 is: 97,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,599.61 : 266,390.73 = 65,271.19 : x
  2. Step 2: Convert to fraction form
    177,599.61/266,390.73 = 65,271.19/x
  3. Step 3: Cross multiply
    177,599.61x = 266,390.73 × 65,271.19
  4. Step 4: Simplify right side
    177,599.61x = 17,387,639,952.07
  5. Step 5: Solve for x
    x = 17,387,639,952.07/177,599.61
  6. Step 6: Final answer
    x = 97,903.59

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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.