Home / 56,643.79-78,170.44-32,449.08

Finding the Fourth Proportional to 56,643.79, 78,170.44 and 32,449.08

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Solution

The fourth proportional to 56,643.79, 78,170.44 and 32,449.08 is: 44,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,643.79 : 78,170.44 = 32,449.08 : x
  2. Step 2: Convert to fraction form
    56,643.79/78,170.44 = 32,449.08/x
  3. Step 3: Cross multiply
    56,643.79x = 78,170.44 × 32,449.08
  4. Step 4: Simplify right side
    56,643.79x = 2,536,559,005.46
  5. Step 5: Solve for x
    x = 2,536,559,005.46/56,643.79
  6. Step 6: Final answer
    x = 44,780.88

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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.