Home / 42,917.45-59,199.66-26,988.80

Finding the Fourth Proportional to 42,917.45, 59,199.66 and 26,988.80

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Solution

The fourth proportional to 42,917.45, 59,199.66 and 26,988.80 is: 37,227.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,917.45 : 59,199.66 = 26,988.80 : x
  2. Step 2: Convert to fraction form
    42,917.45/59,199.66 = 26,988.80/x
  3. Step 3: Cross multiply
    42,917.45x = 59,199.66 × 26,988.80
  4. Step 4: Simplify right side
    42,917.45x = 1,597,727,487.81
  5. Step 5: Solve for x
    x = 1,597,727,487.81/42,917.45
  6. Step 6: Final answer
    x = 37,227.93

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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.