Home / 68,154.83-94,062.51-39,094.56

Finding the Fourth Proportional to 68,154.83, 94,062.51 and 39,094.56

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Solution

The fourth proportional to 68,154.83, 94,062.51 and 39,094.56 is: 53,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,154.83 : 94,062.51 = 39,094.56 : x
  2. Step 2: Convert to fraction form
    68,154.83/94,062.51 = 39,094.56/x
  3. Step 3: Cross multiply
    68,154.83x = 94,062.51 × 39,094.56
  4. Step 4: Simplify right side
    68,154.83x = 3,677,331,775.16
  5. Step 5: Solve for x
    x = 3,677,331,775.16/68,154.83
  6. Step 6: Final answer
    x = 53,955.56

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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.