Home / 114,189.20-157,574.20-63,198.86

Finding the Fourth Proportional to 114,189.20, 157,574.20 and 63,198.86

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Solution

The fourth proportional to 114,189.20, 157,574.20 and 63,198.86 is: 87,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,189.20 : 157,574.20 = 63,198.86 : x
  2. Step 2: Convert to fraction form
    114,189.20/157,574.20 = 63,198.86/x
  3. Step 3: Cross multiply
    114,189.20x = 157,574.20 × 63,198.86
  4. Step 4: Simplify right side
    114,189.20x = 9,958,509,805.41
  5. Step 5: Solve for x
    x = 9,958,509,805.41/114,189.20
  6. Step 6: Final answer
    x = 87,210.61

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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.