Home / 55,828.96-77,043.84-31,955.04

Finding the Fourth Proportional to 55,828.96, 77,043.84 and 31,955.04

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Solution

The fourth proportional to 55,828.96, 77,043.84 and 31,955.04 is: 44,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,828.96 : 77,043.84 = 31,955.04 : x
  2. Step 2: Convert to fraction form
    55,828.96/77,043.84 = 31,955.04/x
  3. Step 3: Cross multiply
    55,828.96x = 77,043.84 × 31,955.04
  4. Step 4: Simplify right side
    55,828.96x = 2,461,938,988.95
  5. Step 5: Solve for x
    x = 2,461,938,988.95/55,828.96
  6. Step 6: Final answer
    x = 44,097.88

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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.