Home / 63,021.06-86,969.34-34,726.68

Finding the Fourth Proportional to 63,021.06, 86,969.34 and 34,726.68

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Solution

The fourth proportional to 63,021.06, 86,969.34 and 34,726.68 is: 47,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.06 : 86,969.34 = 34,726.68 : x
  2. Step 2: Convert to fraction form
    63,021.06/86,969.34 = 34,726.68/x
  3. Step 3: Cross multiply
    63,021.06x = 86,969.34 × 34,726.68
  4. Step 4: Simplify right side
    63,021.06x = 3,020,156,439.99
  5. Step 5: Solve for x
    x = 3,020,156,439.99/63,021.06
  6. Step 6: Final answer
    x = 47,922.97

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1.5x scale

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.