Home / 96,314.37-144,275.71-78,608.13

Finding the Fourth Proportional to 96,314.37, 144,275.71 and 78,608.13

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Solution

The fourth proportional to 96,314.37, 144,275.71 and 78,608.13 is: 117,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,314.37 : 144,275.71 = 78,608.13 : x
  2. Step 2: Convert to fraction form
    96,314.37/144,275.71 = 78,608.13/x
  3. Step 3: Cross multiply
    96,314.37x = 144,275.71 × 78,608.13
  4. Step 4: Simplify right side
    96,314.37x = 11,341,243,767.52
  5. Step 5: Solve for x
    x = 11,341,243,767.52/96,314.37
  6. Step 6: Final answer
    x = 117,752.35

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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.