Home / 106,401.74-146,832.62-58,004.20

Finding the Fourth Proportional to 106,401.74, 146,832.62 and 58,004.20

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Solution

The fourth proportional to 106,401.74, 146,832.62 and 58,004.20 is: 80,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,401.74 : 146,832.62 = 58,004.20 : x
  2. Step 2: Convert to fraction form
    106,401.74/146,832.62 = 58,004.20/x
  3. Step 3: Cross multiply
    106,401.74x = 146,832.62 × 58,004.20
  4. Step 4: Simplify right side
    106,401.74x = 8,516,908,657.00
  5. Step 5: Solve for x
    x = 8,516,908,657.00/106,401.74
  6. Step 6: Final answer
    x = 80,044.82

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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.