Home / 108,223.56-149,362.65-60,486.84

Finding the Fourth Proportional to 108,223.56, 149,362.65 and 60,486.84

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Solution

The fourth proportional to 108,223.56, 149,362.65 and 60,486.84 is: 83,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,223.56 : 149,362.65 = 60,486.84 : x
  2. Step 2: Convert to fraction form
    108,223.56/149,362.65 = 60,486.84/x
  3. Step 3: Cross multiply
    108,223.56x = 149,362.65 × 60,486.84
  4. Step 4: Simplify right side
    108,223.56x = 9,034,474,712.53
  5. Step 5: Solve for x
    x = 9,034,474,712.53/108,223.56
  6. Step 6: Final answer
    x = 83,479.74

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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.