Home / 108,864.03-163,254.60-64,503.30

Finding the Fourth Proportional to 108,864.03, 163,254.60 and 64,503.30

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Solution

The fourth proportional to 108,864.03, 163,254.60 and 64,503.30 is: 96,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864.03 : 163,254.60 = 64,503.30 : x
  2. Step 2: Convert to fraction form
    108,864.03/163,254.60 = 64,503.30/x
  3. Step 3: Cross multiply
    108,864.03x = 163,254.60 × 64,503.30
  4. Step 4: Simplify right side
    108,864.03x = 10,530,460,440.18
  5. Step 5: Solve for x
    x = 10,530,460,440.18/108,864.03
  6. Step 6: Final answer
    x = 96,730.39

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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.