Home / 95,534.21-143,304.50-42,943.85

Finding the Fourth Proportional to 95,534.21, 143,304.50 and 42,943.85

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Solution

The fourth proportional to 95,534.21, 143,304.50 and 42,943.85 is: 64,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,534.21 : 143,304.50 = 42,943.85 : x
  2. Step 2: Convert to fraction form
    95,534.21/143,304.50 = 42,943.85/x
  3. Step 3: Cross multiply
    95,534.21x = 143,304.50 × 42,943.85
  4. Step 4: Simplify right side
    95,534.21x = 6,154,046,021.08
  5. Step 5: Solve for x
    x = 6,154,046,021.08/95,534.21
  6. Step 6: Final answer
    x = 64,417.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.