Home / 108,412.49-149,602.01-60,011.15

Finding the Fourth Proportional to 108,412.49, 149,602.01 and 60,011.15

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Solution

The fourth proportional to 108,412.49, 149,602.01 and 60,011.15 is: 82,811.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,412.49 : 149,602.01 = 60,011.15 : x
  2. Step 2: Convert to fraction form
    108,412.49/149,602.01 = 60,011.15/x
  3. Step 3: Cross multiply
    108,412.49x = 149,602.01 × 60,011.15
  4. Step 4: Simplify right side
    108,412.49x = 8,977,787,614.35
  5. Step 5: Solve for x
    x = 8,977,787,614.35/108,412.49
  6. Step 6: Final answer
    x = 82,811.38

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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.