Home / 141,176.28-194,823.48-77,518.14

Finding the Fourth Proportional to 141,176.28, 194,823.48 and 77,518.14

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Solution

The fourth proportional to 141,176.28, 194,823.48 and 77,518.14 is: 106,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,176.28 : 194,823.48 = 77,518.14 : x
  2. Step 2: Convert to fraction form
    141,176.28/194,823.48 = 77,518.14/x
  3. Step 3: Cross multiply
    141,176.28x = 194,823.48 × 77,518.14
  4. Step 4: Simplify right side
    141,176.28x = 15,102,353,797.93
  5. Step 5: Solve for x
    x = 15,102,353,797.93/141,176.28
  6. Step 6: Final answer
    x = 106,975.15

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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.