Home / 108,718.38-163,070.28-29,826

Finding the Fourth Proportional to 108,718.38, 163,070.28 and 29,826

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Solution

The fourth proportional to 108,718.38, 163,070.28 and 29,826 is: 44,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,718.38 : 163,070.28 = 29,826 : x
  2. Step 2: Convert to fraction form
    108,718.38/163,070.28 = 29,826/x
  3. Step 3: Cross multiply
    108,718.38x = 163,070.28 × 29,826
  4. Step 4: Simplify right side
    108,718.38x = 4,863,734,171.28
  5. Step 5: Solve for x
    x = 4,863,734,171.28/108,718.38
  6. Step 6: Final answer
    x = 44,737.00

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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.