Home / 69,270.76-103,726.14-58,151.08

Finding the Fourth Proportional to 69,270.76, 103,726.14 and 58,151.08

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Solution

The fourth proportional to 69,270.76, 103,726.14 and 58,151.08 is: 87,075.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,270.76 : 103,726.14 = 58,151.08 : x
  2. Step 2: Convert to fraction form
    69,270.76/103,726.14 = 58,151.08/x
  3. Step 3: Cross multiply
    69,270.76x = 103,726.14 × 58,151.08
  4. Step 4: Simplify right side
    69,270.76x = 6,031,787,065.23
  5. Step 5: Solve for x
    x = 6,031,787,065.23/69,270.76
  6. Step 6: Final answer
    x = 87,075.51

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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.