Home / 108,827.28-163,291.14-49,681.08

Finding the Fourth Proportional to 108,827.28, 163,291.14 and 49,681.08

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Solution

The fourth proportional to 108,827.28, 163,291.14 and 49,681.08 is: 74,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,827.28 : 163,291.14 = 49,681.08 : x
  2. Step 2: Convert to fraction form
    108,827.28/163,291.14 = 49,681.08/x
  3. Step 3: Cross multiply
    108,827.28x = 163,291.14 × 49,681.08
  4. Step 4: Simplify right side
    108,827.28x = 8,112,480,189.63
  5. Step 5: Solve for x
    x = 8,112,480,189.63/108,827.28
  6. Step 6: Final answer
    x = 74,544.55

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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.