Home / 131,894.04-182,026.80-75,313.92

Finding the Fourth Proportional to 131,894.04, 182,026.80 and 75,313.92

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Solution

The fourth proportional to 131,894.04, 182,026.80 and 75,313.92 is: 103,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,894.04 : 182,026.80 = 75,313.92 : x
  2. Step 2: Convert to fraction form
    131,894.04/182,026.80 = 75,313.92/x
  3. Step 3: Cross multiply
    131,894.04x = 182,026.80 × 75,313.92
  4. Step 4: Simplify right side
    131,894.04x = 13,709,151,853.06
  5. Step 5: Solve for x
    x = 13,709,151,853.06/131,894.04
  6. Step 6: Final answer
    x = 103,940.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.