Home / 68,210.40-102,335.85-34,953.83

Finding the Fourth Proportional to 68,210.40, 102,335.85 and 34,953.83

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Solution

The fourth proportional to 68,210.40, 102,335.85 and 34,953.83 is: 52,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,210.40 : 102,335.85 = 34,953.83 : x
  2. Step 2: Convert to fraction form
    68,210.40/102,335.85 = 34,953.83/x
  3. Step 3: Cross multiply
    68,210.40x = 102,335.85 × 34,953.83
  4. Step 4: Simplify right side
    68,210.40x = 3,577,029,903.81
  5. Step 5: Solve for x
    x = 3,577,029,903.81/68,210.40
  6. Step 6: Final answer
    x = 52,441.12

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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.