Home / 154,188.71-231,298.91-58,206.77

Finding the Fourth Proportional to 154,188.71, 231,298.91 and 58,206.77

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Solution

The fourth proportional to 154,188.71, 231,298.91 and 58,206.77 is: 87,316.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,188.71 : 231,298.91 = 58,206.77 : x
  2. Step 2: Convert to fraction form
    154,188.71/231,298.91 = 58,206.77/x
  3. Step 3: Cross multiply
    154,188.71x = 231,298.91 × 58,206.77
  4. Step 4: Simplify right side
    154,188.71x = 13,463,162,455.62
  5. Step 5: Solve for x
    x = 13,463,162,455.62/154,188.71
  6. Step 6: Final answer
    x = 87,316.14

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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.