Home / 41,139.45-61,710.93-13,058.91

Finding the Fourth Proportional to 41,139.45, 61,710.93 and 13,058.91

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Solution

The fourth proportional to 41,139.45, 61,710.93 and 13,058.91 is: 19,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.45 : 61,710.93 = 13,058.91 : x
  2. Step 2: Convert to fraction form
    41,139.45/61,710.93 = 13,058.91/x
  3. Step 3: Cross multiply
    41,139.45x = 61,710.93 × 13,058.91
  4. Step 4: Simplify right side
    41,139.45x = 805,877,480.89
  5. Step 5: Solve for x
    x = 805,877,480.89/41,139.45
  6. Step 6: Final answer
    x = 19,588.92

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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.