Home / 63,419.76-87,518.16-35,124.84

Finding the Fourth Proportional to 63,419.76, 87,518.16 and 35,124.84

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Solution

The fourth proportional to 63,419.76, 87,518.16 and 35,124.84 is: 48,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,419.76 : 87,518.16 = 35,124.84 : x
  2. Step 2: Convert to fraction form
    63,419.76/87,518.16 = 35,124.84/x
  3. Step 3: Cross multiply
    63,419.76x = 87,518.16 × 35,124.84
  4. Step 4: Simplify right side
    63,419.76x = 3,074,061,367.09
  5. Step 5: Solve for x
    x = 3,074,061,367.09/63,419.76
  6. Step 6: Final answer
    x = 48,471.67

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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.