Home / 108,966.24-163,458.77-30,080.48

Finding the Fourth Proportional to 108,966.24, 163,458.77 and 30,080.48

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Solution

The fourth proportional to 108,966.24, 163,458.77 and 30,080.48 is: 45,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,966.24 : 163,458.77 = 30,080.48 : x
  2. Step 2: Convert to fraction form
    108,966.24/163,458.77 = 30,080.48/x
  3. Step 3: Cross multiply
    108,966.24x = 163,458.77 × 30,080.48
  4. Step 4: Simplify right side
    108,966.24x = 4,916,917,294.11
  5. Step 5: Solve for x
    x = 4,916,917,294.11/108,966.24
  6. Step 6: Final answer
    x = 45,123.31

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1.5x scale

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.