Home / 177,964.40-266,881.80-59,639.60

Finding the Fourth Proportional to 177,964.40, 266,881.80 and 59,639.60

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Solution

The fourth proportional to 177,964.40, 266,881.80 and 59,639.60 is: 89,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,964.40 : 266,881.80 = 59,639.60 : x
  2. Step 2: Convert to fraction form
    177,964.40/266,881.80 = 59,639.60/x
  3. Step 3: Cross multiply
    177,964.40x = 266,881.80 × 59,639.60
  4. Step 4: Simplify right side
    177,964.40x = 15,916,723,799.28
  5. Step 5: Solve for x
    x = 15,916,723,799.28/177,964.40
  6. Step 6: Final answer
    x = 89,437.68

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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.