Home / 95,514.84-143,223.02-42,879.16

Finding the Fourth Proportional to 95,514.84, 143,223.02 and 42,879.16

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Solution

The fourth proportional to 95,514.84, 143,223.02 and 42,879.16 is: 64,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,514.84 : 143,223.02 = 42,879.16 : x
  2. Step 2: Convert to fraction form
    95,514.84/143,223.02 = 42,879.16/x
  3. Step 3: Cross multiply
    95,514.84x = 143,223.02 × 42,879.16
  4. Step 4: Simplify right side
    95,514.84x = 6,141,282,790.26
  5. Step 5: Solve for x
    x = 6,141,282,790.26/95,514.84
  6. Step 6: Final answer
    x = 64,296.63

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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.