Home / 57,279.64-79,045.84-32,129.16

Finding the Fourth Proportional to 57,279.64, 79,045.84 and 32,129.16

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Solution

The fourth proportional to 57,279.64, 79,045.84 and 32,129.16 is: 44,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,279.64 : 79,045.84 = 32,129.16 : x
  2. Step 2: Convert to fraction form
    57,279.64/79,045.84 = 32,129.16/x
  3. Step 3: Cross multiply
    57,279.64x = 79,045.84 × 32,129.16
  4. Step 4: Simplify right side
    57,279.64x = 2,539,676,440.69
  5. Step 5: Solve for x
    x = 2,539,676,440.69/57,279.64
  6. Step 6: Final answer
    x = 44,338.21

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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.