Home / 85,222.95-127,834.40-26,058.62

Finding the Fourth Proportional to 85,222.95, 127,834.40 and 26,058.62

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Solution

The fourth proportional to 85,222.95, 127,834.40 and 26,058.62 is: 39,087.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,222.95 : 127,834.40 = 26,058.62 : x
  2. Step 2: Convert to fraction form
    85,222.95/127,834.40 = 26,058.62/x
  3. Step 3: Cross multiply
    85,222.95x = 127,834.40 × 26,058.62
  4. Step 4: Simplify right side
    85,222.95x = 3,331,187,283.06
  5. Step 5: Solve for x
    x = 3,331,187,283.06/85,222.95
  6. Step 6: Final answer
    x = 39,087.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.