Home / 49,430.46-74,158.34-14,370.12

Finding the Fourth Proportional to 49,430.46, 74,158.34 and 14,370.12

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Solution

The fourth proportional to 49,430.46, 74,158.34 and 14,370.12 is: 21,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,430.46 : 74,158.34 = 14,370.12 : x
  2. Step 2: Convert to fraction form
    49,430.46/74,158.34 = 14,370.12/x
  3. Step 3: Cross multiply
    49,430.46x = 74,158.34 × 14,370.12
  4. Step 4: Simplify right side
    49,430.46x = 1,065,663,964.38
  5. Step 5: Solve for x
    x = 1,065,663,964.38/49,430.46
  6. Step 6: Final answer
    x = 21,558.85

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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.