Home / 108,320.60-149,496.35-60,576.63

Finding the Fourth Proportional to 108,320.60, 149,496.35 and 60,576.63

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Solution

The fourth proportional to 108,320.60, 149,496.35 and 60,576.63 is: 83,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,320.60 : 149,496.35 = 60,576.63 : x
  2. Step 2: Convert to fraction form
    108,320.60/149,496.35 = 60,576.63/x
  3. Step 3: Cross multiply
    108,320.60x = 149,496.35 × 60,576.63
  4. Step 4: Simplify right side
    108,320.60x = 9,055,984,777.42
  5. Step 5: Solve for x
    x = 9,055,984,777.42/108,320.60
  6. Step 6: Final answer
    x = 83,603.54

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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.