Home / 141,514.56-195,288.56-77,852.40

Finding the Fourth Proportional to 141,514.56, 195,288.56 and 77,852.40

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Solution

The fourth proportional to 141,514.56, 195,288.56 and 77,852.40 is: 107,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,514.56 : 195,288.56 = 77,852.40 : x
  2. Step 2: Convert to fraction form
    141,514.56/195,288.56 = 77,852.40/x
  3. Step 3: Cross multiply
    141,514.56x = 195,288.56 × 77,852.40
  4. Step 4: Simplify right side
    141,514.56x = 15,203,683,088.54
  5. Step 5: Solve for x
    x = 15,203,683,088.54/141,514.56
  6. Step 6: Final answer
    x = 107,435.47

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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.