Home / 112,820.41-155,602.49-95,880.73

Finding the Fourth Proportional to 112,820.41, 155,602.49 and 95,880.73

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Solution

The fourth proportional to 112,820.41, 155,602.49 and 95,880.73 is: 132,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,820.41 : 155,602.49 = 95,880.73 : x
  2. Step 2: Convert to fraction form
    112,820.41/155,602.49 = 95,880.73/x
  3. Step 3: Cross multiply
    112,820.41x = 155,602.49 × 95,880.73
  4. Step 4: Simplify right side
    112,820.41x = 14,919,280,331.02
  5. Step 5: Solve for x
    x = 14,919,280,331.02/112,820.41
  6. Step 6: Final answer
    x = 132,239.20

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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.