Home / 108,220.74-149,341.75-60,474.48

Finding the Fourth Proportional to 108,220.74, 149,341.75 and 60,474.48

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Solution

The fourth proportional to 108,220.74, 149,341.75 and 60,474.48 is: 83,453.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220.74 : 149,341.75 = 60,474.48 : x
  2. Step 2: Convert to fraction form
    108,220.74/149,341.75 = 60,474.48/x
  3. Step 3: Cross multiply
    108,220.74x = 149,341.75 × 60,474.48
  4. Step 4: Simplify right side
    108,220.74x = 9,031,364,673.54
  5. Step 5: Solve for x
    x = 9,031,364,673.54/108,220.74
  6. Step 6: Final answer
    x = 83,453.18

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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.