Home / 108,175.89-149,282.35-59,776.46

Finding the Fourth Proportional to 108,175.89, 149,282.35 and 59,776.46

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Solution

The fourth proportional to 108,175.89, 149,282.35 and 59,776.46 is: 82,491.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,175.89 : 149,282.35 = 59,776.46 : x
  2. Step 2: Convert to fraction form
    108,175.89/149,282.35 = 59,776.46/x
  3. Step 3: Cross multiply
    108,175.89x = 149,282.35 × 59,776.46
  4. Step 4: Simplify right side
    108,175.89x = 8,923,570,423.48
  5. Step 5: Solve for x
    x = 8,923,570,423.48/108,175.89
  6. Step 6: Final answer
    x = 82,491.31

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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.