Home / 95,435.67-143,176.74-28,872.05

Finding the Fourth Proportional to 95,435.67, 143,176.74 and 28,872.05

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Solution

The fourth proportional to 95,435.67, 143,176.74 and 28,872.05 is: 43,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,435.67 : 143,176.74 = 28,872.05 : x
  2. Step 2: Convert to fraction form
    95,435.67/143,176.74 = 28,872.05/x
  3. Step 3: Cross multiply
    95,435.67x = 143,176.74 × 28,872.05
  4. Step 4: Simplify right side
    95,435.67x = 4,133,805,253.17
  5. Step 5: Solve for x
    x = 4,133,805,253.17/95,435.67
  6. Step 6: Final answer
    x = 43,315.10

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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.