Home / 306,094.47-459,141.03-81,454.92

Finding the Fourth Proportional to 306,094.47, 459,141.03 and 81,454.92

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Solution

The fourth proportional to 306,094.47, 459,141.03 and 81,454.92 is: 122,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,094.47 : 459,141.03 = 81,454.92 : x
  2. Step 2: Convert to fraction form
    306,094.47/459,141.03 = 81,454.92/x
  3. Step 3: Cross multiply
    306,094.47x = 459,141.03 × 81,454.92
  4. Step 4: Simplify right side
    306,094.47x = 37,399,295,867.37
  5. Step 5: Solve for x
    x = 37,399,295,867.37/306,094.47
  6. Step 6: Final answer
    x = 122,182.20

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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.