Home / 177,611.40-266,417.10-107,454.60

Finding the Fourth Proportional to 177,611.40, 266,417.10 and 107,454.60

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Solution

The fourth proportional to 177,611.40, 266,417.10 and 107,454.60 is: 161,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,611.40 : 266,417.10 = 107,454.60 : x
  2. Step 2: Convert to fraction form
    177,611.40/266,417.10 = 107,454.60/x
  3. Step 3: Cross multiply
    177,611.40x = 266,417.10 × 107,454.60
  4. Step 4: Simplify right side
    177,611.40x = 28,627,742,913.66
  5. Step 5: Solve for x
    x = 28,627,742,913.66/177,611.40
  6. Step 6: Final answer
    x = 161,181.90

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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.