Home / 109,771.34-151,480.59-62,023.66

Finding the Fourth Proportional to 109,771.34, 151,480.59 and 62,023.66

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Solution

The fourth proportional to 109,771.34, 151,480.59 and 62,023.66 is: 85,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,771.34 : 151,480.59 = 62,023.66 : x
  2. Step 2: Convert to fraction form
    109,771.34/151,480.59 = 62,023.66/x
  3. Step 3: Cross multiply
    109,771.34x = 151,480.59 × 62,023.66
  4. Step 4: Simplify right side
    109,771.34x = 9,395,380,610.76
  5. Step 5: Solve for x
    x = 9,395,380,610.76/109,771.34
  6. Step 6: Final answer
    x = 85,590.47

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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.