Home / 70,848.05-105,753.77-62,440.76

Finding the Fourth Proportional to 70,848.05, 105,753.77 and 62,440.76

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Solution

The fourth proportional to 70,848.05, 105,753.77 and 62,440.76 is: 93,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,848.05 : 105,753.77 = 62,440.76 : x
  2. Step 2: Convert to fraction form
    70,848.05/105,753.77 = 62,440.76/x
  3. Step 3: Cross multiply
    70,848.05x = 105,753.77 × 62,440.76
  4. Step 4: Simplify right side
    70,848.05x = 6,603,344,930.69
  5. Step 5: Solve for x
    x = 6,603,344,930.69/70,848.05
  6. Step 6: Final answer
    x = 93,204.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.