Home / 47,381.81-71,071.56-14,102.19

Finding the Fourth Proportional to 47,381.81, 71,071.56 and 14,102.19

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Solution

The fourth proportional to 47,381.81, 71,071.56 and 14,102.19 is: 21,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,381.81 : 71,071.56 = 14,102.19 : x
  2. Step 2: Convert to fraction form
    47,381.81/71,071.56 = 14,102.19/x
  3. Step 3: Cross multiply
    47,381.81x = 71,071.56 × 14,102.19
  4. Step 4: Simplify right side
    47,381.81x = 1,002,264,642.72
  5. Step 5: Solve for x
    x = 1,002,264,642.72/47,381.81
  6. Step 6: Final answer
    x = 21,152.94

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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.