Home / 57,156.30-78,878.19-32,005.26

Finding the Fourth Proportional to 57,156.30, 78,878.19 and 32,005.26

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Solution

The fourth proportional to 57,156.30, 78,878.19 and 32,005.26 is: 44,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,156.30 : 78,878.19 = 32,005.26 : x
  2. Step 2: Convert to fraction form
    57,156.30/78,878.19 = 32,005.26/x
  3. Step 3: Cross multiply
    57,156.30x = 78,878.19 × 32,005.26
  4. Step 4: Simplify right side
    57,156.30x = 2,524,516,979.28
  5. Step 5: Solve for x
    x = 2,524,516,979.28/57,156.30
  6. Step 6: Final answer
    x = 44,168.66

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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.