Home / 58,799.95-81,144-31,942.45

Finding the Fourth Proportional to 58,799.95, 81,144 and 31,942.45

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Solution

The fourth proportional to 58,799.95, 81,144 and 31,942.45 is: 44,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,799.95 : 81,144 = 31,942.45 : x
  2. Step 2: Convert to fraction form
    58,799.95/81,144 = 31,942.45/x
  3. Step 3: Cross multiply
    58,799.95x = 81,144 × 31,942.45
  4. Step 4: Simplify right side
    58,799.95x = 2,591,937,959.94
  5. Step 5: Solve for x
    x = 2,591,937,959.94/58,799.95
  6. Step 6: Final answer
    x = 44,080.62

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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.