Home / 106,325.15-146,728.85-57,926.84

Finding the Fourth Proportional to 106,325.15, 146,728.85 and 57,926.84

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Solution

The fourth proportional to 106,325.15, 146,728.85 and 57,926.84 is: 79,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,325.15 : 146,728.85 = 57,926.84 : x
  2. Step 2: Convert to fraction form
    106,325.15/146,728.85 = 57,926.84/x
  3. Step 3: Cross multiply
    106,325.15x = 146,728.85 × 57,926.84
  4. Step 4: Simplify right side
    106,325.15x = 8,499,537,594.06
  5. Step 5: Solve for x
    x = 8,499,537,594.06/106,325.15
  6. Step 6: Final answer
    x = 79,939.11

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1.5x scale

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.