Home / 163,865.39-245,826.92-67,802.33

Finding the Fourth Proportional to 163,865.39, 245,826.92 and 67,802.33

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Solution

The fourth proportional to 163,865.39, 245,826.92 and 67,802.33 is: 101,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,865.39 : 245,826.92 = 67,802.33 : x
  2. Step 2: Convert to fraction form
    163,865.39/245,826.92 = 67,802.33/x
  3. Step 3: Cross multiply
    163,865.39x = 245,826.92 × 67,802.33
  4. Step 4: Simplify right side
    163,865.39x = 16,667,636,384.58
  5. Step 5: Solve for x
    x = 16,667,636,384.58/163,865.39
  6. Step 6: Final answer
    x = 101,715.41

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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.