Home / 44,139.16-66,171.45-19,160.32

Finding the Fourth Proportional to 44,139.16, 66,171.45 and 19,160.32

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Solution

The fourth proportional to 44,139.16, 66,171.45 and 19,160.32 is: 28,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,139.16 : 66,171.45 = 19,160.32 : x
  2. Step 2: Convert to fraction form
    44,139.16/66,171.45 = 19,160.32/x
  3. Step 3: Cross multiply
    44,139.16x = 66,171.45 × 19,160.32
  4. Step 4: Simplify right side
    44,139.16x = 1,267,866,156.86
  5. Step 5: Solve for x
    x = 1,267,866,156.86/44,139.16
  6. Step 6: Final answer
    x = 28,724.29

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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.