Home / 74,296.27-111,444.01-18,136.67

Finding the Fourth Proportional to 74,296.27, 111,444.01 and 18,136.67

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Solution

The fourth proportional to 74,296.27, 111,444.01 and 18,136.67 is: 27,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,296.27 : 111,444.01 = 18,136.67 : x
  2. Step 2: Convert to fraction form
    74,296.27/111,444.01 = 18,136.67/x
  3. Step 3: Cross multiply
    74,296.27x = 111,444.01 × 18,136.67
  4. Step 4: Simplify right side
    74,296.27x = 2,021,223,359.18
  5. Step 5: Solve for x
    x = 2,021,223,359.18/74,296.27
  6. Step 6: Final answer
    x = 27,204.91

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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.