Home / 113,771.06-156,972.57-73,486.52

Finding the Fourth Proportional to 113,771.06, 156,972.57 and 73,486.52

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Solution

The fourth proportional to 113,771.06, 156,972.57 and 73,486.52 is: 101,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,771.06 : 156,972.57 = 73,486.52 : x
  2. Step 2: Convert to fraction form
    113,771.06/156,972.57 = 73,486.52/x
  3. Step 3: Cross multiply
    113,771.06x = 156,972.57 × 73,486.52
  4. Step 4: Simplify right side
    113,771.06x = 11,535,367,904.76
  5. Step 5: Solve for x
    x = 11,535,367,904.76/113,771.06
  6. Step 6: Final answer
    x = 101,391.06

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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.