Home / 110,790.30-166,077.45-63,356.70

Finding the Fourth Proportional to 110,790.30, 166,077.45 and 63,356.70

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Solution

The fourth proportional to 110,790.30, 166,077.45 and 63,356.70 is: 94,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,790.30 : 166,077.45 = 63,356.70 : x
  2. Step 2: Convert to fraction form
    110,790.30/166,077.45 = 63,356.70/x
  3. Step 3: Cross multiply
    110,790.30x = 166,077.45 × 63,356.70
  4. Step 4: Simplify right side
    110,790.30x = 10,522,119,176.42
  5. Step 5: Solve for x
    x = 10,522,119,176.42/110,790.30
  6. Step 6: Final answer
    x = 94,973.29

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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.