Home / 354,262.35-531,278.39-117,541.47

Finding the Fourth Proportional to 354,262.35, 531,278.39 and 117,541.47

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Solution

The fourth proportional to 354,262.35, 531,278.39 and 117,541.47 is: 176,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,262.35 : 531,278.39 = 117,541.47 : x
  2. Step 2: Convert to fraction form
    354,262.35/531,278.39 = 117,541.47/x
  3. Step 3: Cross multiply
    354,262.35x = 531,278.39 × 117,541.47
  4. Step 4: Simplify right side
    354,262.35x = 62,447,242,939.83
  5. Step 5: Solve for x
    x = 62,447,242,939.83/354,262.35
  6. Step 6: Final answer
    x = 176,274.00

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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.