Home / 69,686.06-96,167.79-39,470.63

Finding the Fourth Proportional to 69,686.06, 96,167.79 and 39,470.63

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Solution

The fourth proportional to 69,686.06, 96,167.79 and 39,470.63 is: 54,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,686.06 : 96,167.79 = 39,470.63 : x
  2. Step 2: Convert to fraction form
    69,686.06/96,167.79 = 39,470.63/x
  3. Step 3: Cross multiply
    69,686.06x = 96,167.79 × 39,470.63
  4. Step 4: Simplify right side
    69,686.06x = 3,795,802,776.17
  5. Step 5: Solve for x
    x = 3,795,802,776.17/69,686.06
  6. Step 6: Final answer
    x = 54,470.05

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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.