Home / 106,176.95-146,520.47-58,429.07

Finding the Fourth Proportional to 106,176.95, 146,520.47 and 58,429.07

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Solution

The fourth proportional to 106,176.95, 146,520.47 and 58,429.07 is: 80,630.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,176.95 : 146,520.47 = 58,429.07 : x
  2. Step 2: Convert to fraction form
    106,176.95/146,520.47 = 58,429.07/x
  3. Step 3: Cross multiply
    106,176.95x = 146,520.47 × 58,429.07
  4. Step 4: Simplify right side
    106,176.95x = 8,561,054,505.92
  5. Step 5: Solve for x
    x = 8,561,054,505.92/106,176.95
  6. Step 6: Final answer
    x = 80,630.07

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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.