Home / 42,886.24-59,211.90-26,778.08

Finding the Fourth Proportional to 42,886.24, 59,211.90 and 26,778.08

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Solution

The fourth proportional to 42,886.24, 59,211.90 and 26,778.08 is: 36,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,886.24 : 59,211.90 = 26,778.08 : x
  2. Step 2: Convert to fraction form
    42,886.24/59,211.90 = 26,778.08/x
  3. Step 3: Cross multiply
    42,886.24x = 59,211.90 × 26,778.08
  4. Step 4: Simplify right side
    42,886.24x = 1,585,580,995.15
  5. Step 5: Solve for x
    x = 1,585,580,995.15/42,886.24
  6. Step 6: Final answer
    x = 36,971.79

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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.