Home / 56,038.44-83,970-47,684.10

Finding the Fourth Proportional to 56,038.44, 83,970 and 47,684.10

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Solution

The fourth proportional to 56,038.44, 83,970 and 47,684.10 is: 71,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,038.44 : 83,970 = 47,684.10 : x
  2. Step 2: Convert to fraction form
    56,038.44/83,970 = 47,684.10/x
  3. Step 3: Cross multiply
    56,038.44x = 83,970 × 47,684.10
  4. Step 4: Simplify right side
    56,038.44x = 4,004,033,877
  5. Step 5: Solve for x
    x = 4,004,033,877/56,038.44
  6. Step 6: Final answer
    x = 71,451.56

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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.