Home / 160,674.08-221,743.50-89,076.56

Finding the Fourth Proportional to 160,674.08, 221,743.50 and 89,076.56

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Solution

The fourth proportional to 160,674.08, 221,743.50 and 89,076.56 is: 122,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,674.08 : 221,743.50 = 89,076.56 : x
  2. Step 2: Convert to fraction form
    160,674.08/221,743.50 = 89,076.56/x
  3. Step 3: Cross multiply
    160,674.08x = 221,743.50 × 89,076.56
  4. Step 4: Simplify right side
    160,674.08x = 19,752,148,182.36
  5. Step 5: Solve for x
    x = 19,752,148,182.36/160,674.08
  6. Step 6: Final answer
    x = 122,933.01

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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.