Home / 265,126.72-365,890.62-151,956.76

Finding the Fourth Proportional to 265,126.72, 365,890.62 and 151,956.76

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Solution

The fourth proportional to 265,126.72, 365,890.62 and 151,956.76 is: 209,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,126.72 : 365,890.62 = 151,956.76 : x
  2. Step 2: Convert to fraction form
    265,126.72/365,890.62 = 151,956.76/x
  3. Step 3: Cross multiply
    265,126.72x = 365,890.62 × 151,956.76
  4. Step 4: Simplify right side
    265,126.72x = 55,599,553,129.59
  5. Step 5: Solve for x
    x = 55,599,553,129.59/265,126.72
  6. Step 6: Final answer
    x = 209,709.35

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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.