Home / 72,112.48-108,052.08-58,971.04

Finding the Fourth Proportional to 72,112.48, 108,052.08 and 58,971.04

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Solution

The fourth proportional to 72,112.48, 108,052.08 and 58,971.04 is: 88,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,112.48 : 108,052.08 = 58,971.04 : x
  2. Step 2: Convert to fraction form
    72,112.48/108,052.08 = 58,971.04/x
  3. Step 3: Cross multiply
    72,112.48x = 108,052.08 × 58,971.04
  4. Step 4: Simplify right side
    72,112.48x = 6,371,943,531.76
  5. Step 5: Solve for x
    x = 6,371,943,531.76/72,112.48
  6. Step 6: Final answer
    x = 88,361.18

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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.