Home / 108,936.76-150,309.40-63,594.16

Finding the Fourth Proportional to 108,936.76, 150,309.40 and 63,594.16

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Solution

The fourth proportional to 108,936.76, 150,309.40 and 63,594.16 is: 87,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,936.76 : 150,309.40 = 63,594.16 : x
  2. Step 2: Convert to fraction form
    108,936.76/150,309.40 = 63,594.16/x
  3. Step 3: Cross multiply
    108,936.76x = 150,309.40 × 63,594.16
  4. Step 4: Simplify right side
    108,936.76x = 9,558,799,948.11
  5. Step 5: Solve for x
    x = 9,558,799,948.11/108,936.76
  6. Step 6: Final answer
    x = 87,746.33

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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.