Home / 77,341.38-116,033.85-29,970.78

Finding the Fourth Proportional to 77,341.38, 116,033.85 and 29,970.78

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Solution

The fourth proportional to 77,341.38, 116,033.85 and 29,970.78 is: 44,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,341.38 : 116,033.85 = 29,970.78 : x
  2. Step 2: Convert to fraction form
    77,341.38/116,033.85 = 29,970.78/x
  3. Step 3: Cross multiply
    77,341.38x = 116,033.85 × 29,970.78
  4. Step 4: Simplify right side
    77,341.38x = 3,477,624,990.90
  5. Step 5: Solve for x
    x = 3,477,624,990.90/77,341.38
  6. Step 6: Final answer
    x = 44,964.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.