Home / 108,864.23-163,342.65-52,746.15

Finding the Fourth Proportional to 108,864.23, 163,342.65 and 52,746.15

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Solution

The fourth proportional to 108,864.23, 163,342.65 and 52,746.15 is: 79,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864.23 : 163,342.65 = 52,746.15 : x
  2. Step 2: Convert to fraction form
    108,864.23/163,342.65 = 52,746.15/x
  3. Step 3: Cross multiply
    108,864.23x = 163,342.65 × 52,746.15
  4. Step 4: Simplify right side
    108,864.23x = 8,615,695,918.30
  5. Step 5: Solve for x
    x = 8,615,695,918.30/108,864.23
  6. Step 6: Final answer
    x = 79,141.66

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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.