Home / 108,899.08-163,414.08-46,569.64

Finding the Fourth Proportional to 108,899.08, 163,414.08 and 46,569.64

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Solution

The fourth proportional to 108,899.08, 163,414.08 and 46,569.64 is: 69,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,899.08 : 163,414.08 = 46,569.64 : x
  2. Step 2: Convert to fraction form
    108,899.08/163,414.08 = 46,569.64/x
  3. Step 3: Cross multiply
    108,899.08x = 163,414.08 × 46,569.64
  4. Step 4: Simplify right side
    108,899.08x = 7,610,134,876.53
  5. Step 5: Solve for x
    x = 7,610,134,876.53/108,899.08
  6. Step 6: Final answer
    x = 69,882.45

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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.