Home / 44,045.30-66,078.04-19,089.53

Finding the Fourth Proportional to 44,045.30, 66,078.04 and 19,089.53

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Solution

The fourth proportional to 44,045.30, 66,078.04 and 19,089.53 is: 28,638.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,045.30 : 66,078.04 = 19,089.53 : x
  2. Step 2: Convert to fraction form
    44,045.30/66,078.04 = 19,089.53/x
  3. Step 3: Cross multiply
    44,045.30x = 66,078.04 × 19,089.53
  4. Step 4: Simplify right side
    44,045.30x = 1,261,398,726.92
  5. Step 5: Solve for x
    x = 1,261,398,726.92/44,045.30
  6. Step 6: Final answer
    x = 28,638.67

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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.