Home / 108,063.72-149,130.18-60,319.08

Finding the Fourth Proportional to 108,063.72, 149,130.18 and 60,319.08

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Solution

The fourth proportional to 108,063.72, 149,130.18 and 60,319.08 is: 83,241.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,063.72 : 149,130.18 = 60,319.08 : x
  2. Step 2: Convert to fraction form
    108,063.72/149,130.18 = 60,319.08/x
  3. Step 3: Cross multiply
    108,063.72x = 149,130.18 × 60,319.08
  4. Step 4: Simplify right side
    108,063.72x = 8,995,395,257.83
  5. Step 5: Solve for x
    x = 8,995,395,257.83/108,063.72
  6. Step 6: Final answer
    x = 83,241.58

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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.