Home / 103,635.02-155,452.53-37,071.11

Finding the Fourth Proportional to 103,635.02, 155,452.53 and 37,071.11

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Solution

The fourth proportional to 103,635.02, 155,452.53 and 37,071.11 is: 55,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635.02 : 155,452.53 = 37,071.11 : x
  2. Step 2: Convert to fraction form
    103,635.02/155,452.53 = 37,071.11/x
  3. Step 3: Cross multiply
    103,635.02x = 155,452.53 × 37,071.11
  4. Step 4: Simplify right side
    103,635.02x = 5,762,797,839.41
  5. Step 5: Solve for x
    x = 5,762,797,839.41/103,635.02
  6. Step 6: Final answer
    x = 55,606.67

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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.