Home / 69,750.12-96,192.18-45,867.72

Finding the Fourth Proportional to 69,750.12, 96,192.18 and 45,867.72

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Solution

The fourth proportional to 69,750.12, 96,192.18 and 45,867.72 is: 63,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,750.12 : 96,192.18 = 45,867.72 : x
  2. Step 2: Convert to fraction form
    69,750.12/96,192.18 = 45,867.72/x
  3. Step 3: Cross multiply
    69,750.12x = 96,192.18 × 45,867.72
  4. Step 4: Simplify right side
    69,750.12x = 4,412,115,978.43
  5. Step 5: Solve for x
    x = 4,412,115,978.43/69,750.12
  6. Step 6: Final answer
    x = 63,256.03

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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.