Home / 75,267.04-103,844.88-43,431.76

Finding the Fourth Proportional to 75,267.04, 103,844.88 and 43,431.76

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Solution

The fourth proportional to 75,267.04, 103,844.88 and 43,431.76 is: 59,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,267.04 : 103,844.88 = 43,431.76 : x
  2. Step 2: Convert to fraction form
    75,267.04/103,844.88 = 43,431.76/x
  3. Step 3: Cross multiply
    75,267.04x = 103,844.88 × 43,431.76
  4. Step 4: Simplify right side
    75,267.04x = 4,510,165,905.39
  5. Step 5: Solve for x
    x = 4,510,165,905.39/75,267.04
  6. Step 6: Final answer
    x = 59,922.19

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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.