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Finding the Fourth Proportional to 62,322.85, 86,005.50 and 34,028.55

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Solution

The fourth proportional to 62,322.85, 86,005.50 and 34,028.55 is: 46,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,322.85 : 86,005.50 = 34,028.55 : x
  2. Step 2: Convert to fraction form
    62,322.85/86,005.50 = 34,028.55/x
  3. Step 3: Cross multiply
    62,322.85x = 86,005.50 × 34,028.55
  4. Step 4: Simplify right side
    62,322.85x = 2,926,642,457.03
  5. Step 5: Solve for x
    x = 2,926,642,457.03/62,322.85
  6. Step 6: Final answer
    x = 46,959.38

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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.