Home / 106,433.20-146,878.84-58,688.24

Finding the Fourth Proportional to 106,433.20, 146,878.84 and 58,688.24

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Solution

The fourth proportional to 106,433.20, 146,878.84 and 58,688.24 is: 80,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,433.20 : 146,878.84 = 58,688.24 : x
  2. Step 2: Convert to fraction form
    106,433.20/146,878.84 = 58,688.24/x
  3. Step 3: Cross multiply
    106,433.20x = 146,878.84 × 58,688.24
  4. Step 4: Simplify right side
    106,433.20x = 8,620,060,612.84
  5. Step 5: Solve for x
    x = 8,620,060,612.84/106,433.20
  6. Step 6: Final answer
    x = 80,990.34

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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.