Home / 69,885.20-96,416.97-45,700.32

Finding the Fourth Proportional to 69,885.20, 96,416.97 and 45,700.32

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Solution

The fourth proportional to 69,885.20, 96,416.97 and 45,700.32 is: 63,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,885.20 : 96,416.97 = 45,700.32 : x
  2. Step 2: Convert to fraction form
    69,885.20/96,416.97 = 45,700.32/x
  3. Step 3: Cross multiply
    69,885.20x = 96,416.97 × 45,700.32
  4. Step 4: Simplify right side
    69,885.20x = 4,406,286,382.43
  5. Step 5: Solve for x
    x = 4,406,286,382.43/69,885.20
  6. Step 6: Final answer
    x = 63,050.36

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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.