Home / 106,632.66-147,153.13-58,235.25

Finding the Fourth Proportional to 106,632.66, 147,153.13 and 58,235.25

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Solution

The fourth proportional to 106,632.66, 147,153.13 and 58,235.25 is: 80,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,632.66 : 147,153.13 = 58,235.25 : x
  2. Step 2: Convert to fraction form
    106,632.66/147,153.13 = 58,235.25/x
  3. Step 3: Cross multiply
    106,632.66x = 147,153.13 × 58,235.25
  4. Step 4: Simplify right side
    106,632.66x = 8,569,499,168.24
  5. Step 5: Solve for x
    x = 8,569,499,168.24/106,632.66
  6. Step 6: Final answer
    x = 80,364.68

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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.