Home / 46,878.94-70,367.01-31,404.70

Finding the Fourth Proportional to 46,878.94, 70,367.01 and 31,404.70

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Solution

The fourth proportional to 46,878.94, 70,367.01 and 31,404.70 is: 47,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,878.94 : 70,367.01 = 31,404.70 : x
  2. Step 2: Convert to fraction form
    46,878.94/70,367.01 = 31,404.70/x
  3. Step 3: Cross multiply
    46,878.94x = 70,367.01 × 31,404.70
  4. Step 4: Simplify right side
    46,878.94x = 2,209,854,838.95
  5. Step 5: Solve for x
    x = 2,209,854,838.95/46,878.94
  6. Step 6: Final answer
    x = 47,139.61

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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.