Home / 108,014.51-149,045.13-60,258.60

Finding the Fourth Proportional to 108,014.51, 149,045.13 and 60,258.60

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Solution

The fourth proportional to 108,014.51, 149,045.13 and 60,258.60 is: 83,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,014.51 : 149,045.13 = 60,258.60 : x
  2. Step 2: Convert to fraction form
    108,014.51/149,045.13 = 60,258.60/x
  3. Step 3: Cross multiply
    108,014.51x = 149,045.13 × 60,258.60
  4. Step 4: Simplify right side
    108,014.51x = 8,981,250,870.62
  5. Step 5: Solve for x
    x = 8,981,250,870.62/108,014.51
  6. Step 6: Final answer
    x = 83,148.56

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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.