Home / 108,995.32-163,522.14-98,585.20

Finding the Fourth Proportional to 108,995.32, 163,522.14 and 98,585.20

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Solution

The fourth proportional to 108,995.32, 163,522.14 and 98,585.20 is: 147,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,995.32 : 163,522.14 = 98,585.20 : x
  2. Step 2: Convert to fraction form
    108,995.32/163,522.14 = 98,585.20/x
  3. Step 3: Cross multiply
    108,995.32x = 163,522.14 × 98,585.20
  4. Step 4: Simplify right side
    108,995.32x = 16,120,863,265.58
  5. Step 5: Solve for x
    x = 16,120,863,265.58/108,995.32
  6. Step 6: Final answer
    x = 147,904.18

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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.