Home / 201,499.48-302,368.02-75,230.20

Finding the Fourth Proportional to 201,499.48, 302,368.02 and 75,230.20

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Solution

The fourth proportional to 201,499.48, 302,368.02 and 75,230.20 is: 112,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,499.48 : 302,368.02 = 75,230.20 : x
  2. Step 2: Convert to fraction form
    201,499.48/302,368.02 = 75,230.20/x
  3. Step 3: Cross multiply
    201,499.48x = 302,368.02 × 75,230.20
  4. Step 4: Simplify right side
    201,499.48x = 22,747,206,618.20
  5. Step 5: Solve for x
    x = 22,747,206,618.20/201,499.48
  6. Step 6: Final answer
    x = 112,889.65

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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.