Home / 64,326.42-88,770.33-36,031.50

Finding the Fourth Proportional to 64,326.42, 88,770.33 and 36,031.50

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Solution

The fourth proportional to 64,326.42, 88,770.33 and 36,031.50 is: 49,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,326.42 : 88,770.33 = 36,031.50 : x
  2. Step 2: Convert to fraction form
    64,326.42/88,770.33 = 36,031.50/x
  3. Step 3: Cross multiply
    64,326.42x = 88,770.33 × 36,031.50
  4. Step 4: Simplify right side
    64,326.42x = 3,198,528,145.40
  5. Step 5: Solve for x
    x = 3,198,528,145.40/64,326.42
  6. Step 6: Final answer
    x = 49,723.40

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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.