Home / 69,935.51-96,500.23-39,302.57

Finding the Fourth Proportional to 69,935.51, 96,500.23 and 39,302.57

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Solution

The fourth proportional to 69,935.51, 96,500.23 and 39,302.57 is: 54,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,935.51 : 96,500.23 = 39,302.57 : x
  2. Step 2: Convert to fraction form
    69,935.51/96,500.23 = 39,302.57/x
  3. Step 3: Cross multiply
    69,935.51x = 96,500.23 × 39,302.57
  4. Step 4: Simplify right side
    69,935.51x = 3,792,707,187.59
  5. Step 5: Solve for x
    x = 3,792,707,187.59/69,935.51
  6. Step 6: Final answer
    x = 54,231.49

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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.