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Finding the Fourth Proportional to 177,858.90, 266,802.39 and 59,530.68

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Solution

The fourth proportional to 177,858.90, 266,802.39 and 59,530.68 is: 89,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,858.90 : 266,802.39 = 59,530.68 : x
  2. Step 2: Convert to fraction form
    177,858.90/266,802.39 = 59,530.68/x
  3. Step 3: Cross multiply
    177,858.90x = 266,802.39 × 59,530.68
  4. Step 4: Simplify right side
    177,858.90x = 15,882,927,702.33
  5. Step 5: Solve for x
    x = 15,882,927,702.33/177,858.90
  6. Step 6: Final answer
    x = 89,300.72

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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.