Home / 113,961.88-157,276.86-62,984.56

Finding the Fourth Proportional to 113,961.88, 157,276.86 and 62,984.56

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Solution

The fourth proportional to 113,961.88, 157,276.86 and 62,984.56 is: 86,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,961.88 : 157,276.86 = 62,984.56 : x
  2. Step 2: Convert to fraction form
    113,961.88/157,276.86 = 62,984.56/x
  3. Step 3: Cross multiply
    113,961.88x = 157,276.86 × 62,984.56
  4. Step 4: Simplify right side
    113,961.88x = 9,906,013,845.08
  5. Step 5: Solve for x
    x = 9,906,013,845.08/113,961.88
  6. Step 6: Final answer
    x = 86,923.93

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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.