Home / 84,776.46-127,184.04-36,753.12

Finding the Fourth Proportional to 84,776.46, 127,184.04 and 36,753.12

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Solution

The fourth proportional to 84,776.46, 127,184.04 and 36,753.12 is: 55,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,776.46 : 127,184.04 = 36,753.12 : x
  2. Step 2: Convert to fraction form
    84,776.46/127,184.04 = 36,753.12/x
  3. Step 3: Cross multiply
    84,776.46x = 127,184.04 × 36,753.12
  4. Step 4: Simplify right side
    84,776.46x = 4,674,410,284.20
  5. Step 5: Solve for x
    x = 4,674,410,284.20/84,776.46
  6. Step 6: Final answer
    x = 55,138.07

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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.