Home / 151,927.54-209,658.75-83,944.30

Finding the Fourth Proportional to 151,927.54, 209,658.75 and 83,944.30

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Solution

The fourth proportional to 151,927.54, 209,658.75 and 83,944.30 is: 115,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,927.54 : 209,658.75 = 83,944.30 : x
  2. Step 2: Convert to fraction form
    151,927.54/209,658.75 = 83,944.30/x
  3. Step 3: Cross multiply
    151,927.54x = 209,658.75 × 83,944.30
  4. Step 4: Simplify right side
    151,927.54x = 17,599,657,007.63
  5. Step 5: Solve for x
    x = 17,599,657,007.63/151,927.54
  6. Step 6: Final answer
    x = 115,842.44

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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.