Home / 114,784.76-158,401.68-67,045.16

Finding the Fourth Proportional to 114,784.76, 158,401.68 and 67,045.16

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Solution

The fourth proportional to 114,784.76, 158,401.68 and 67,045.16 is: 92,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,784.76 : 158,401.68 = 67,045.16 : x
  2. Step 2: Convert to fraction form
    114,784.76/158,401.68 = 67,045.16/x
  3. Step 3: Cross multiply
    114,784.76x = 158,401.68 × 67,045.16
  4. Step 4: Simplify right side
    114,784.76x = 10,620,065,979.87
  5. Step 5: Solve for x
    x = 10,620,065,979.87/114,784.76
  6. Step 6: Final answer
    x = 92,521.57

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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.