Home / 108,217.58-149,337.40-60,471.32

Finding the Fourth Proportional to 108,217.58, 149,337.40 and 60,471.32

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Solution

The fourth proportional to 108,217.58, 149,337.40 and 60,471.32 is: 83,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,217.58 : 149,337.40 = 60,471.32 : x
  2. Step 2: Convert to fraction form
    108,217.58/149,337.40 = 60,471.32/x
  3. Step 3: Cross multiply
    108,217.58x = 149,337.40 × 60,471.32
  4. Step 4: Simplify right side
    108,217.58x = 9,030,629,588.83
  5. Step 5: Solve for x
    x = 9,030,629,588.83/108,217.58
  6. Step 6: Final answer
    x = 83,448.82

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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.