Home / 151,118.23-226,711.07-45,945.40

Finding the Fourth Proportional to 151,118.23, 226,711.07 and 45,945.40

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Solution

The fourth proportional to 151,118.23, 226,711.07 and 45,945.40 is: 68,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,118.23 : 226,711.07 = 45,945.40 : x
  2. Step 2: Convert to fraction form
    151,118.23/226,711.07 = 45,945.40/x
  3. Step 3: Cross multiply
    151,118.23x = 226,711.07 × 45,945.40
  4. Step 4: Simplify right side
    151,118.23x = 10,416,330,795.58
  5. Step 5: Solve for x
    x = 10,416,330,795.58/151,118.23
  6. Step 6: Final answer
    x = 68,928.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.