Home / 82,275.28-123,393.66-23,116.60

Finding the Fourth Proportional to 82,275.28, 123,393.66 and 23,116.60

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Solution

The fourth proportional to 82,275.28, 123,393.66 and 23,116.60 is: 34,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,275.28 : 123,393.66 = 23,116.60 : x
  2. Step 2: Convert to fraction form
    82,275.28/123,393.66 = 23,116.60/x
  3. Step 3: Cross multiply
    82,275.28x = 123,393.66 × 23,116.60
  4. Step 4: Simplify right side
    82,275.28x = 2,852,441,880.76
  5. Step 5: Solve for x
    x = 2,852,441,880.76/82,275.28
  6. Step 6: Final answer
    x = 34,669.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.