Home / 31,437.23-47,155.95-29,860.54

Finding the Fourth Proportional to 31,437.23, 47,155.95 and 29,860.54

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Solution

The fourth proportional to 31,437.23, 47,155.95 and 29,860.54 is: 44,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437.23 : 47,155.95 = 29,860.54 : x
  2. Step 2: Convert to fraction form
    31,437.23/47,155.95 = 29,860.54/x
  3. Step 3: Cross multiply
    31,437.23x = 47,155.95 × 29,860.54
  4. Step 4: Simplify right side
    31,437.23x = 1,408,102,131.21
  5. Step 5: Solve for x
    x = 1,408,102,131.21/31,437.23
  6. Step 6: Final answer
    x = 44,790.91

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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.