Home / 144,515.18-199,486.32-96,751.10

Finding the Fourth Proportional to 144,515.18, 199,486.32 and 96,751.10

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Solution

The fourth proportional to 144,515.18, 199,486.32 and 96,751.10 is: 133,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,515.18 : 199,486.32 = 96,751.10 : x
  2. Step 2: Convert to fraction form
    144,515.18/199,486.32 = 96,751.10/x
  3. Step 3: Cross multiply
    144,515.18x = 199,486.32 × 96,751.10
  4. Step 4: Simplify right side
    144,515.18x = 19,300,520,894.95
  5. Step 5: Solve for x
    x = 19,300,520,894.95/144,515.18
  6. Step 6: Final answer
    x = 133,553.59

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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.