Home / 61,663.08-92,322.78-39,421.56

Finding the Fourth Proportional to 61,663.08, 92,322.78 and 39,421.56

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Solution

The fourth proportional to 61,663.08, 92,322.78 and 39,421.56 is: 59,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,663.08 : 92,322.78 = 39,421.56 : x
  2. Step 2: Convert to fraction form
    61,663.08/92,322.78 = 39,421.56/x
  3. Step 3: Cross multiply
    61,663.08x = 92,322.78 × 39,421.56
  4. Step 4: Simplify right side
    61,663.08x = 3,639,508,011.14
  5. Step 5: Solve for x
    x = 3,639,508,011.14/61,663.08
  6. Step 6: Final answer
    x = 59,022.48

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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.