Home / 62,716.08-86,548.12-34,421.84

Finding the Fourth Proportional to 62,716.08, 86,548.12 and 34,421.84

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Solution

The fourth proportional to 62,716.08, 86,548.12 and 34,421.84 is: 47,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,716.08 : 86,548.12 = 34,421.84 : x
  2. Step 2: Convert to fraction form
    62,716.08/86,548.12 = 34,421.84/x
  3. Step 3: Cross multiply
    62,716.08x = 86,548.12 × 34,421.84
  4. Step 4: Simplify right side
    62,716.08x = 2,979,145,538.94
  5. Step 5: Solve for x
    x = 2,979,145,538.94/62,716.08
  6. Step 6: Final answer
    x = 47,502.10

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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.