Home / 141,494.04-195,258.52-77,830.48

Finding the Fourth Proportional to 141,494.04, 195,258.52 and 77,830.48

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Solution

The fourth proportional to 141,494.04, 195,258.52 and 77,830.48 is: 107,404.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,494.04 : 195,258.52 = 77,830.48 : x
  2. Step 2: Convert to fraction form
    141,494.04/195,258.52 = 77,830.48/x
  3. Step 3: Cross multiply
    141,494.04x = 195,258.52 × 77,830.48
  4. Step 4: Simplify right side
    141,494.04x = 15,197,064,335.69
  5. Step 5: Solve for x
    x = 15,197,064,335.69/141,494.04
  6. Step 6: Final answer
    x = 107,404.27

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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.