Home / 201,437.28-302,162.67-61,195.50

Finding the Fourth Proportional to 201,437.28, 302,162.67 and 61,195.50

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Solution

The fourth proportional to 201,437.28, 302,162.67 and 61,195.50 is: 91,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,437.28 : 302,162.67 = 61,195.50 : x
  2. Step 2: Convert to fraction form
    201,437.28/302,162.67 = 61,195.50/x
  3. Step 3: Cross multiply
    201,437.28x = 302,162.67 × 61,195.50
  4. Step 4: Simplify right side
    201,437.28x = 18,490,995,671.99
  5. Step 5: Solve for x
    x = 18,490,995,671.99/201,437.28
  6. Step 6: Final answer
    x = 91,795.30

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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.