Home / 147,567.52-203,642.92-80,499.52

Finding the Fourth Proportional to 147,567.52, 203,642.92 and 80,499.52

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Solution

The fourth proportional to 147,567.52, 203,642.92 and 80,499.52 is: 111,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,567.52 : 203,642.92 = 80,499.52 : x
  2. Step 2: Convert to fraction form
    147,567.52/203,642.92 = 80,499.52/x
  3. Step 3: Cross multiply
    147,567.52x = 203,642.92 × 80,499.52
  4. Step 4: Simplify right side
    147,567.52x = 16,393,157,311.40
  5. Step 5: Solve for x
    x = 16,393,157,311.40/147,567.52
  6. Step 6: Final answer
    x = 111,089.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.