Home / 150,776.03-208,087.52-86,251.23

Finding the Fourth Proportional to 150,776.03, 208,087.52 and 86,251.23

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Solution

The fourth proportional to 150,776.03, 208,087.52 and 86,251.23 is: 119,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,776.03 : 208,087.52 = 86,251.23 : x
  2. Step 2: Convert to fraction form
    150,776.03/208,087.52 = 86,251.23/x
  3. Step 3: Cross multiply
    150,776.03x = 208,087.52 × 86,251.23
  4. Step 4: Simplify right side
    150,776.03x = 17,947,804,116.39
  5. Step 5: Solve for x
    x = 17,947,804,116.39/150,776.03
  6. Step 6: Final answer
    x = 119,036.19

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1.5x scale

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.