Home / 151,928.28-209,656.62-83,944.17

Finding the Fourth Proportional to 151,928.28, 209,656.62 and 83,944.17

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Solution

The fourth proportional to 151,928.28, 209,656.62 and 83,944.17 is: 115,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,928.28 : 209,656.62 = 83,944.17 : x
  2. Step 2: Convert to fraction form
    151,928.28/209,656.62 = 83,944.17/x
  3. Step 3: Cross multiply
    151,928.28x = 209,656.62 × 83,944.17
  4. Step 4: Simplify right side
    151,928.28x = 17,599,450,950.91
  5. Step 5: Solve for x
    x = 17,599,450,950.91/151,928.28
  6. Step 6: Final answer
    x = 115,840.52

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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.