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Finding the Fourth Proportional to 109,833.99, 151,574.49 and 60,776.17

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Solution

The fourth proportional to 109,833.99, 151,574.49 and 60,776.17 is: 83,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,833.99 : 151,574.49 = 60,776.17 : x
  2. Step 2: Convert to fraction form
    109,833.99/151,574.49 = 60,776.17/x
  3. Step 3: Cross multiply
    109,833.99x = 151,574.49 × 60,776.17
  4. Step 4: Simplify right side
    109,833.99x = 9,212,116,592.97
  5. Step 5: Solve for x
    x = 9,212,116,592.97/109,833.99
  6. Step 6: Final answer
    x = 83,873.09

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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.