Home / 141,365.19-195,083.91-77,702.97

Finding the Fourth Proportional to 141,365.19, 195,083.91 and 77,702.97

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Solution

The fourth proportional to 141,365.19, 195,083.91 and 77,702.97 is: 107,230.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,365.19 : 195,083.91 = 77,702.97 : x
  2. Step 2: Convert to fraction form
    141,365.19/195,083.91 = 77,702.97/x
  3. Step 3: Cross multiply
    141,365.19x = 195,083.91 × 77,702.97
  4. Step 4: Simplify right side
    141,365.19x = 15,158,599,206.21
  5. Step 5: Solve for x
    x = 15,158,599,206.21/141,365.19
  6. Step 6: Final answer
    x = 107,230.07

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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.