Home / 70,437.71-105,622.07-34,857.95

Finding the Fourth Proportional to 70,437.71, 105,622.07 and 34,857.95

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Solution

The fourth proportional to 70,437.71, 105,622.07 and 34,857.95 is: 52,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,437.71 : 105,622.07 = 34,857.95 : x
  2. Step 2: Convert to fraction form
    70,437.71/105,622.07 = 34,857.95/x
  3. Step 3: Cross multiply
    70,437.71x = 105,622.07 × 34,857.95
  4. Step 4: Simplify right side
    70,437.71x = 3,681,768,834.96
  5. Step 5: Solve for x
    x = 3,681,768,834.96/70,437.71
  6. Step 6: Final answer
    x = 52,269.85

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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.