Home / 69,855.20-96,156.69-60,887.06

Finding the Fourth Proportional to 69,855.20, 96,156.69 and 60,887.06

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Solution

The fourth proportional to 69,855.20, 96,156.69 and 60,887.06 is: 83,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,855.20 : 96,156.69 = 60,887.06 : x
  2. Step 2: Convert to fraction form
    69,855.20/96,156.69 = 60,887.06/x
  3. Step 3: Cross multiply
    69,855.20x = 96,156.69 × 60,887.06
  4. Step 4: Simplify right side
    69,855.20x = 5,854,698,153.43
  5. Step 5: Solve for x
    x = 5,854,698,153.43/69,855.20
  6. Step 6: Final answer
    x = 83,811.92

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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.