Home / 47,916.66-71,875.02-18,343.56

Finding the Fourth Proportional to 47,916.66, 71,875.02 and 18,343.56

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Solution

The fourth proportional to 47,916.66, 71,875.02 and 18,343.56 is: 27,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,916.66 : 71,875.02 = 18,343.56 : x
  2. Step 2: Convert to fraction form
    47,916.66/71,875.02 = 18,343.56/x
  3. Step 3: Cross multiply
    47,916.66x = 71,875.02 × 18,343.56
  4. Step 4: Simplify right side
    47,916.66x = 1,318,443,741.87
  5. Step 5: Solve for x
    x = 1,318,443,741.87/47,916.66
  6. Step 6: Final answer
    x = 27,515.35

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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.