Home / 117,612.41-176,768.53-55,326.65

Finding the Fourth Proportional to 117,612.41, 176,768.53 and 55,326.65

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Solution

The fourth proportional to 117,612.41, 176,768.53 and 55,326.65 is: 83,154.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,612.41 : 176,768.53 = 55,326.65 : x
  2. Step 2: Convert to fraction form
    117,612.41/176,768.53 = 55,326.65/x
  3. Step 3: Cross multiply
    117,612.41x = 176,768.53 × 55,326.65
  4. Step 4: Simplify right side
    117,612.41x = 9,780,009,568.17
  5. Step 5: Solve for x
    x = 9,780,009,568.17/117,612.41
  6. Step 6: Final answer
    x = 83,154.58

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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.