Home / 98,926.59-136,512.24-63,112.76

Finding the Fourth Proportional to 98,926.59, 136,512.24 and 63,112.76

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Solution

The fourth proportional to 98,926.59, 136,512.24 and 63,112.76 is: 87,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.59 : 136,512.24 = 63,112.76 : x
  2. Step 2: Convert to fraction form
    98,926.59/136,512.24 = 63,112.76/x
  3. Step 3: Cross multiply
    98,926.59x = 136,512.24 × 63,112.76
  4. Step 4: Simplify right side
    98,926.59x = 8,615,664,240.18
  5. Step 5: Solve for x
    x = 8,615,664,240.18/98,926.59
  6. Step 6: Final answer
    x = 87,091.49

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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.