Home / 146,199.47-219,299.03-55,031.88

Finding the Fourth Proportional to 146,199.47, 219,299.03 and 55,031.88

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Solution

The fourth proportional to 146,199.47, 219,299.03 and 55,031.88 is: 82,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,199.47 : 219,299.03 = 55,031.88 : x
  2. Step 2: Convert to fraction form
    146,199.47/219,299.03 = 55,031.88/x
  3. Step 3: Cross multiply
    146,199.47x = 219,299.03 × 55,031.88
  4. Step 4: Simplify right side
    146,199.47x = 12,068,438,656.66
  5. Step 5: Solve for x
    x = 12,068,438,656.66/146,199.47
  6. Step 6: Final answer
    x = 82,547.76

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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.