Home / 82,264.80-123,397.20-23,102.40

Finding the Fourth Proportional to 82,264.80, 123,397.20 and 23,102.40

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Solution

The fourth proportional to 82,264.80, 123,397.20 and 23,102.40 is: 34,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,264.80 : 123,397.20 = 23,102.40 : x
  2. Step 2: Convert to fraction form
    82,264.80/123,397.20 = 23,102.40/x
  3. Step 3: Cross multiply
    82,264.80x = 123,397.20 × 23,102.40
  4. Step 4: Simplify right side
    82,264.80x = 2,850,771,473.28
  5. Step 5: Solve for x
    x = 2,850,771,473.28/82,264.80
  6. Step 6: Final answer
    x = 34,653.60

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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.