Home / 66,551.04-99,177.92-64,631.84

Finding the Fourth Proportional to 66,551.04, 99,177.92 and 64,631.84

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Solution

The fourth proportional to 66,551.04, 99,177.92 and 64,631.84 is: 96,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,551.04 : 99,177.92 = 64,631.84 : x
  2. Step 2: Convert to fraction form
    66,551.04/99,177.92 = 64,631.84/x
  3. Step 3: Cross multiply
    66,551.04x = 99,177.92 × 64,631.84
  4. Step 4: Simplify right side
    66,551.04x = 6,410,051,456.97
  5. Step 5: Solve for x
    x = 6,410,051,456.97/66,551.04
  6. Step 6: Final answer
    x = 96,317.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.