Home / 201,624.30-302,436.45-61,382.70

Finding the Fourth Proportional to 201,624.30, 302,436.45 and 61,382.70

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Solution

The fourth proportional to 201,624.30, 302,436.45 and 61,382.70 is: 92,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,624.30 : 302,436.45 = 61,382.70 : x
  2. Step 2: Convert to fraction form
    201,624.30/302,436.45 = 61,382.70/x
  3. Step 3: Cross multiply
    201,624.30x = 302,436.45 × 61,382.70
  4. Step 4: Simplify right side
    201,624.30x = 18,564,365,879.42
  5. Step 5: Solve for x
    x = 18,564,365,879.42/201,624.30
  6. Step 6: Final answer
    x = 92,074.05

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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.