Home / 103,332.30-154,998.45-92,834.70

Finding the Fourth Proportional to 103,332.30, 154,998.45 and 92,834.70

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Solution

The fourth proportional to 103,332.30, 154,998.45 and 92,834.70 is: 139,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,332.30 : 154,998.45 = 92,834.70 : x
  2. Step 2: Convert to fraction form
    103,332.30/154,998.45 = 92,834.70/x
  3. Step 3: Cross multiply
    103,332.30x = 154,998.45 × 92,834.70
  4. Step 4: Simplify right side
    103,332.30x = 14,389,234,606.22
  5. Step 5: Solve for x
    x = 14,389,234,606.22/103,332.30
  6. Step 6: Final answer
    x = 139,252.05

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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.