Home / 39,175.60-58,801.80-19,476.40

Finding the Fourth Proportional to 39,175.60, 58,801.80 and 19,476.40

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Solution

The fourth proportional to 39,175.60, 58,801.80 and 19,476.40 is: 29,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,175.60 : 58,801.80 = 19,476.40 : x
  2. Step 2: Convert to fraction form
    39,175.60/58,801.80 = 19,476.40/x
  3. Step 3: Cross multiply
    39,175.60x = 58,801.80 × 19,476.40
  4. Step 4: Simplify right side
    39,175.60x = 1,145,247,377.52
  5. Step 5: Solve for x
    x = 1,145,247,377.52/39,175.60
  6. Step 6: Final answer
    x = 29,233.69

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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.