Home / 69,166.08-103,776-27,642.24

Finding the Fourth Proportional to 69,166.08, 103,776 and 27,642.24

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Solution

The fourth proportional to 69,166.08, 103,776 and 27,642.24 is: 41,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,166.08 : 103,776 = 27,642.24 : x
  2. Step 2: Convert to fraction form
    69,166.08/103,776 = 27,642.24/x
  3. Step 3: Cross multiply
    69,166.08x = 103,776 × 27,642.24
  4. Step 4: Simplify right side
    69,166.08x = 2,868,601,098.24
  5. Step 5: Solve for x
    x = 2,868,601,098.24/69,166.08
  6. Step 6: Final answer
    x = 41,474.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.