Home / 114,489.48-158,005.18-63,518.61

Finding the Fourth Proportional to 114,489.48, 158,005.18 and 63,518.61

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Solution

The fourth proportional to 114,489.48, 158,005.18 and 63,518.61 is: 87,661.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,489.48 : 158,005.18 = 63,518.61 : x
  2. Step 2: Convert to fraction form
    114,489.48/158,005.18 = 63,518.61/x
  3. Step 3: Cross multiply
    114,489.48x = 158,005.18 × 63,518.61
  4. Step 4: Simplify right side
    114,489.48x = 10,036,270,078.32
  5. Step 5: Solve for x
    x = 10,036,270,078.32/114,489.48
  6. Step 6: Final answer
    x = 87,661.07

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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.