Home / 106,166.76-146,509.84-58,423.20

Finding the Fourth Proportional to 106,166.76, 146,509.84 and 58,423.20

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Solution

The fourth proportional to 106,166.76, 146,509.84 and 58,423.20 is: 80,623.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,166.76 : 146,509.84 = 58,423.20 : x
  2. Step 2: Convert to fraction form
    106,166.76/146,509.84 = 58,423.20/x
  3. Step 3: Cross multiply
    106,166.76x = 146,509.84 × 58,423.20
  4. Step 4: Simplify right side
    106,166.76x = 8,559,573,684.29
  5. Step 5: Solve for x
    x = 8,559,573,684.29/106,166.76
  6. Step 6: Final answer
    x = 80,623.86

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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.