Home / 95,678.10-143,522.55-29,120.40

Finding the Fourth Proportional to 95,678.10, 143,522.55 and 29,120.40

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Solution

The fourth proportional to 95,678.10, 143,522.55 and 29,120.40 is: 43,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,678.10 : 143,522.55 = 29,120.40 : x
  2. Step 2: Convert to fraction form
    95,678.10/143,522.55 = 29,120.40/x
  3. Step 3: Cross multiply
    95,678.10x = 143,522.55 × 29,120.40
  4. Step 4: Simplify right side
    95,678.10x = 4,179,434,065.02
  5. Step 5: Solve for x
    x = 4,179,434,065.02/95,678.10
  6. Step 6: Final answer
    x = 43,682.24

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1.5x scale

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.