Home / 66,608.13-99,826.07-49,836.58

Finding the Fourth Proportional to 66,608.13, 99,826.07 and 49,836.58

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Solution

The fourth proportional to 66,608.13, 99,826.07 and 49,836.58 is: 74,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,608.13 : 99,826.07 = 49,836.58 : x
  2. Step 2: Convert to fraction form
    66,608.13/99,826.07 = 49,836.58/x
  3. Step 3: Cross multiply
    66,608.13x = 99,826.07 × 49,836.58
  4. Step 4: Simplify right side
    66,608.13x = 4,974,989,923.64
  5. Step 5: Solve for x
    x = 4,974,989,923.64/66,608.13
  6. Step 6: Final answer
    x = 74,690.43

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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.