Home / 94,324.11-130,353.96-77,301.51

Finding the Fourth Proportional to 94,324.11, 130,353.96 and 77,301.51

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Solution

The fourth proportional to 94,324.11, 130,353.96 and 77,301.51 is: 106,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,324.11 : 130,353.96 = 77,301.51 : x
  2. Step 2: Convert to fraction form
    94,324.11/130,353.96 = 77,301.51/x
  3. Step 3: Cross multiply
    94,324.11x = 130,353.96 × 77,301.51
  4. Step 4: Simplify right side
    94,324.11x = 10,076,557,942.48
  5. Step 5: Solve for x
    x = 10,076,557,942.48/94,324.11
  6. Step 6: Final answer
    x = 106,829.08

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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.