Home / 106,531.76-147,013.04-60,591.32

Finding the Fourth Proportional to 106,531.76, 147,013.04 and 60,591.32

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Solution

The fourth proportional to 106,531.76, 147,013.04 and 60,591.32 is: 83,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,531.76 : 147,013.04 = 60,591.32 : x
  2. Step 2: Convert to fraction form
    106,531.76/147,013.04 = 60,591.32/x
  3. Step 3: Cross multiply
    106,531.76x = 147,013.04 × 60,591.32
  4. Step 4: Simplify right side
    106,531.76x = 8,907,714,150.81
  5. Step 5: Solve for x
    x = 8,907,714,150.81/106,531.76
  6. Step 6: Final answer
    x = 83,615.57

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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.