Home / 40,706.90-60,970.14-31,277.52

Finding the Fourth Proportional to 40,706.90, 60,970.14 and 31,277.52

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Solution

The fourth proportional to 40,706.90, 60,970.14 and 31,277.52 is: 46,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,706.90 : 60,970.14 = 31,277.52 : x
  2. Step 2: Convert to fraction form
    40,706.90/60,970.14 = 31,277.52/x
  3. Step 3: Cross multiply
    40,706.90x = 60,970.14 × 31,277.52
  4. Step 4: Simplify right side
    40,706.90x = 1,906,994,689.74
  5. Step 5: Solve for x
    x = 1,906,994,689.74/40,706.90
  6. Step 6: Final answer
    x = 46,846.96

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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.