Home / 101,326.03-151,247.06-89,355.52

Finding the Fourth Proportional to 101,326.03, 151,247.06 and 89,355.52

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Solution

The fourth proportional to 101,326.03, 151,247.06 and 89,355.52 is: 133,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,326.03 : 151,247.06 = 89,355.52 : x
  2. Step 2: Convert to fraction form
    101,326.03/151,247.06 = 89,355.52/x
  3. Step 3: Cross multiply
    101,326.03x = 151,247.06 × 89,355.52
  4. Step 4: Simplify right side
    101,326.03x = 13,514,759,694.77
  5. Step 5: Solve for x
    x = 13,514,759,694.77/101,326.03
  6. Step 6: Final answer
    x = 133,378.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.