Home / 69,775.38-96,292.54-39,973.14

Finding the Fourth Proportional to 69,775.38, 96,292.54 and 39,973.14

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Solution

The fourth proportional to 69,775.38, 96,292.54 and 39,973.14 is: 55,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,775.38 : 96,292.54 = 39,973.14 : x
  2. Step 2: Convert to fraction form
    69,775.38/96,292.54 = 39,973.14/x
  3. Step 3: Cross multiply
    69,775.38x = 96,292.54 × 39,973.14
  4. Step 4: Simplify right side
    69,775.38x = 3,849,115,182.38
  5. Step 5: Solve for x
    x = 3,849,115,182.38/69,775.38
  6. Step 6: Final answer
    x = 55,164.37

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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.