Home / 114,505.25-158,019.78-63,516.32

Finding the Fourth Proportional to 114,505.25, 158,019.78 and 63,516.32

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Solution

The fourth proportional to 114,505.25, 158,019.78 and 63,516.32 is: 87,653.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,505.25 : 158,019.78 = 63,516.32 : x
  2. Step 2: Convert to fraction form
    114,505.25/158,019.78 = 63,516.32/x
  3. Step 3: Cross multiply
    114,505.25x = 158,019.78 × 63,516.32
  4. Step 4: Simplify right side
    114,505.25x = 10,036,834,122.71
  5. Step 5: Solve for x
    x = 10,036,834,122.71/114,505.25
  6. Step 6: Final answer
    x = 87,653.92

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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.