Home / 154,299.76-231,447.96-117,088.36

Finding the Fourth Proportional to 154,299.76, 231,447.96 and 117,088.36

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Solution

The fourth proportional to 154,299.76, 231,447.96 and 117,088.36 is: 175,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,299.76 : 231,447.96 = 117,088.36 : x
  2. Step 2: Convert to fraction form
    154,299.76/231,447.96 = 117,088.36/x
  3. Step 3: Cross multiply
    154,299.76x = 231,447.96 × 117,088.36
  4. Step 4: Simplify right side
    154,299.76x = 27,099,861,483.13
  5. Step 5: Solve for x
    x = 27,099,861,483.13/154,299.76
  6. Step 6: Final answer
    x = 175,631.26

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1.5x scale

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.