Home / 69,928.48-96,475.99-45,743.25

Finding the Fourth Proportional to 69,928.48, 96,475.99 and 45,743.25

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Solution

The fourth proportional to 69,928.48, 96,475.99 and 45,743.25 is: 63,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,928.48 : 96,475.99 = 45,743.25 : x
  2. Step 2: Convert to fraction form
    69,928.48/96,475.99 = 45,743.25/x
  3. Step 3: Cross multiply
    69,928.48x = 96,475.99 × 45,743.25
  4. Step 4: Simplify right side
    69,928.48x = 4,413,125,329.57
  5. Step 5: Solve for x
    x = 4,413,125,329.57/69,928.48
  6. Step 6: Final answer
    x = 63,109.13

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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.