Home / 86,222.03-119,007.29-57,543.17

Finding the Fourth Proportional to 86,222.03, 119,007.29 and 57,543.17

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Solution

The fourth proportional to 86,222.03, 119,007.29 and 57,543.17 is: 79,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,222.03 : 119,007.29 = 57,543.17 : x
  2. Step 2: Convert to fraction form
    86,222.03/119,007.29 = 57,543.17/x
  3. Step 3: Cross multiply
    86,222.03x = 119,007.29 × 57,543.17
  4. Step 4: Simplify right side
    86,222.03x = 6,848,056,268.53
  5. Step 5: Solve for x
    x = 6,848,056,268.53/86,222.03
  6. Step 6: Final answer
    x = 79,423.51

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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.