Home / 106,642.74-159,272.72-96,627.50

Finding the Fourth Proportional to 106,642.74, 159,272.72 and 96,627.50

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Solution

The fourth proportional to 106,642.74, 159,272.72 and 96,627.50 is: 144,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,642.74 : 159,272.72 = 96,627.50 : x
  2. Step 2: Convert to fraction form
    106,642.74/159,272.72 = 96,627.50/x
  3. Step 3: Cross multiply
    106,642.74x = 159,272.72 × 96,627.50
  4. Step 4: Simplify right side
    106,642.74x = 15,390,124,751.80
  5. Step 5: Solve for x
    x = 15,390,124,751.80/106,642.74
  6. Step 6: Final answer
    x = 144,314.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.