Home / 108,230.19-149,355.06-60,492.75

Finding the Fourth Proportional to 108,230.19, 149,355.06 and 60,492.75

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Solution

The fourth proportional to 108,230.19, 149,355.06 and 60,492.75 is: 83,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,230.19 : 149,355.06 = 60,492.75 : x
  2. Step 2: Convert to fraction form
    108,230.19/149,355.06 = 60,492.75/x
  3. Step 3: Cross multiply
    108,230.19x = 149,355.06 × 60,492.75
  4. Step 4: Simplify right side
    108,230.19x = 9,034,898,305.82
  5. Step 5: Solve for x
    x = 9,034,898,305.82/108,230.19
  6. Step 6: Final answer
    x = 83,478.54

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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.