Home / 102,524.16-141,483.36-57,812.16

Finding the Fourth Proportional to 102,524.16, 141,483.36 and 57,812.16

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Solution

The fourth proportional to 102,524.16, 141,483.36 and 57,812.16 is: 79,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,524.16 : 141,483.36 = 57,812.16 : x
  2. Step 2: Convert to fraction form
    102,524.16/141,483.36 = 57,812.16/x
  3. Step 3: Cross multiply
    102,524.16x = 141,483.36 × 57,812.16
  4. Step 4: Simplify right side
    102,524.16x = 8,179,458,645.66
  5. Step 5: Solve for x
    x = 8,179,458,645.66/102,524.16
  6. Step 6: Final answer
    x = 79,780.79

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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.