Home / 151,904.28-209,624.22-83,927.76

Finding the Fourth Proportional to 151,904.28, 209,624.22 and 83,927.76

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Solution

The fourth proportional to 151,904.28, 209,624.22 and 83,927.76 is: 115,818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,904.28 : 209,624.22 = 83,927.76 : x
  2. Step 2: Convert to fraction form
    151,904.28/209,624.22 = 83,927.76/x
  3. Step 3: Cross multiply
    151,904.28x = 209,624.22 × 83,927.76
  4. Step 4: Simplify right side
    151,904.28x = 17,593,291,226.35
  5. Step 5: Solve for x
    x = 17,593,291,226.35/151,904.28
  6. Step 6: Final answer
    x = 115,818.27

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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.