Home / 63,424.24-87,526.86-36,199.78

Finding the Fourth Proportional to 63,424.24, 87,526.86 and 36,199.78

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Solution

The fourth proportional to 63,424.24, 87,526.86 and 36,199.78 is: 49,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,424.24 : 87,526.86 = 36,199.78 : x
  2. Step 2: Convert to fraction form
    63,424.24/87,526.86 = 36,199.78/x
  3. Step 3: Cross multiply
    63,424.24x = 87,526.86 × 36,199.78
  4. Step 4: Simplify right side
    63,424.24x = 3,168,452,638.46
  5. Step 5: Solve for x
    x = 3,168,452,638.46/63,424.24
  6. Step 6: Final answer
    x = 49,956.50

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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.