Home / 48,326.94-66,720.33-31,589.10

Finding the Fourth Proportional to 48,326.94, 66,720.33 and 31,589.10

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Solution

The fourth proportional to 48,326.94, 66,720.33 and 31,589.10 is: 43,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,326.94 : 66,720.33 = 31,589.10 : x
  2. Step 2: Convert to fraction form
    48,326.94/66,720.33 = 31,589.10/x
  3. Step 3: Cross multiply
    48,326.94x = 66,720.33 × 31,589.10
  4. Step 4: Simplify right side
    48,326.94x = 2,107,635,176.40
  5. Step 5: Solve for x
    x = 2,107,635,176.40/48,326.94
  6. Step 6: Final answer
    x = 43,612.01

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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.