Home / 70,541.17-105,829.98-26,180.58

Finding the Fourth Proportional to 70,541.17, 105,829.98 and 26,180.58

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Solution

The fourth proportional to 70,541.17, 105,829.98 and 26,180.58 is: 39,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,541.17 : 105,829.98 = 26,180.58 : x
  2. Step 2: Convert to fraction form
    70,541.17/105,829.98 = 26,180.58/x
  3. Step 3: Cross multiply
    70,541.17x = 105,829.98 × 26,180.58
  4. Step 4: Simplify right side
    70,541.17x = 2,770,690,257.79
  5. Step 5: Solve for x
    x = 2,770,690,257.79/70,541.17
  6. Step 6: Final answer
    x = 39,277.63

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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.