Home / 108,220.67-149,347.82-60,476.03

Finding the Fourth Proportional to 108,220.67, 149,347.82 and 60,476.03

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Solution

The fourth proportional to 108,220.67, 149,347.82 and 60,476.03 is: 83,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220.67 : 149,347.82 = 60,476.03 : x
  2. Step 2: Convert to fraction form
    108,220.67/149,347.82 = 60,476.03/x
  3. Step 3: Cross multiply
    108,220.67x = 149,347.82 × 60,476.03
  4. Step 4: Simplify right side
    108,220.67x = 9,031,962,647.21
  5. Step 5: Solve for x
    x = 9,031,962,647.21/108,220.67
  6. Step 6: Final answer
    x = 83,458.76

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1.5x scale

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.