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Finding the Fourth Proportional to 77,652.17, 116,393.05 and 44,299.51

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Solution

The fourth proportional to 77,652.17, 116,393.05 and 44,299.51 is: 66,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,652.17 : 116,393.05 = 44,299.51 : x
  2. Step 2: Convert to fraction form
    77,652.17/116,393.05 = 44,299.51/x
  3. Step 3: Cross multiply
    77,652.17x = 116,393.05 × 44,299.51
  4. Step 4: Simplify right side
    77,652.17x = 5,156,154,846.80
  5. Step 5: Solve for x
    x = 5,156,154,846.80/77,652.17
  6. Step 6: Final answer
    x = 66,400.65

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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.