Home / 54,209.79-74,795.29-31,233.98

Finding the Fourth Proportional to 54,209.79, 74,795.29 and 31,233.98

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Solution

The fourth proportional to 54,209.79, 74,795.29 and 31,233.98 is: 43,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,209.79 : 74,795.29 = 31,233.98 : x
  2. Step 2: Convert to fraction form
    54,209.79/74,795.29 = 31,233.98/x
  3. Step 3: Cross multiply
    54,209.79x = 74,795.29 × 31,233.98
  4. Step 4: Simplify right side
    54,209.79x = 2,336,154,700.86
  5. Step 5: Solve for x
    x = 2,336,154,700.86/54,209.79
  6. Step 6: Final answer
    x = 43,094.70

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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.