Home / 116,359.08-160,571.22-71,112.84

Finding the Fourth Proportional to 116,359.08, 160,571.22 and 71,112.84

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Solution

The fourth proportional to 116,359.08, 160,571.22 and 71,112.84 is: 98,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,359.08 : 160,571.22 = 71,112.84 : x
  2. Step 2: Convert to fraction form
    116,359.08/160,571.22 = 71,112.84/x
  3. Step 3: Cross multiply
    116,359.08x = 160,571.22 × 71,112.84
  4. Step 4: Simplify right side
    116,359.08x = 11,418,675,476.46
  5. Step 5: Solve for x
    x = 11,418,675,476.46/116,359.08
  6. Step 6: Final answer
    x = 98,133.08

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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.