Home / 69,022.08-95,117.76-49,115.52

Finding the Fourth Proportional to 69,022.08, 95,117.76 and 49,115.52

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Solution

The fourth proportional to 69,022.08, 95,117.76 and 49,115.52 is: 67,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,022.08 : 95,117.76 = 49,115.52 : x
  2. Step 2: Convert to fraction form
    69,022.08/95,117.76 = 49,115.52/x
  3. Step 3: Cross multiply
    69,022.08x = 95,117.76 × 49,115.52
  4. Step 4: Simplify right side
    69,022.08x = 4,671,758,243.64
  5. Step 5: Solve for x
    x = 4,671,758,243.64/69,022.08
  6. Step 6: Final answer
    x = 67,684.98

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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.