Home / 64,316.58-88,758.63-36,021.66

Finding the Fourth Proportional to 64,316.58, 88,758.63 and 36,021.66

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Solution

The fourth proportional to 64,316.58, 88,758.63 and 36,021.66 is: 49,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,316.58 : 88,758.63 = 36,021.66 : x
  2. Step 2: Convert to fraction form
    64,316.58/88,758.63 = 36,021.66/x
  3. Step 3: Cross multiply
    64,316.58x = 88,758.63 × 36,021.66
  4. Step 4: Simplify right side
    64,316.58x = 3,197,233,191.93
  5. Step 5: Solve for x
    x = 3,197,233,191.93/64,316.58
  6. Step 6: Final answer
    x = 49,710.87

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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.