Home / 108,011.47-149,052.72-60,263.79

Finding the Fourth Proportional to 108,011.47, 149,052.72 and 60,263.79

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Solution

The fourth proportional to 108,011.47, 149,052.72 and 60,263.79 is: 83,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,011.47 : 149,052.72 = 60,263.79 : x
  2. Step 2: Convert to fraction form
    108,011.47/149,052.72 = 60,263.79/x
  3. Step 3: Cross multiply
    108,011.47x = 149,052.72 × 60,263.79
  4. Step 4: Simplify right side
    108,011.47x = 8,982,481,071.75
  5. Step 5: Solve for x
    x = 8,982,481,071.75/108,011.47
  6. Step 6: Final answer
    x = 83,162.29

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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.