Home / 102,619.73-141,590.22-60,170.06

Finding the Fourth Proportional to 102,619.73, 141,590.22 and 60,170.06

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Solution

The fourth proportional to 102,619.73, 141,590.22 and 60,170.06 is: 83,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,619.73 : 141,590.22 = 60,170.06 : x
  2. Step 2: Convert to fraction form
    102,619.73/141,590.22 = 60,170.06/x
  3. Step 3: Cross multiply
    102,619.73x = 141,590.22 × 60,170.06
  4. Step 4: Simplify right side
    102,619.73x = 8,519,492,032.81
  5. Step 5: Solve for x
    x = 8,519,492,032.81/102,619.73
  6. Step 6: Final answer
    x = 83,020.02

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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.