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Finding the Fourth Proportional to 73,777.39, 101,812.80 and 41,948.23

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Solution

The fourth proportional to 73,777.39, 101,812.80 and 41,948.23 is: 57,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,777.39 : 101,812.80 = 41,948.23 : x
  2. Step 2: Convert to fraction form
    73,777.39/101,812.80 = 41,948.23/x
  3. Step 3: Cross multiply
    73,777.39x = 101,812.80 × 41,948.23
  4. Step 4: Simplify right side
    73,777.39x = 4,270,866,751.34
  5. Step 5: Solve for x
    x = 4,270,866,751.34/73,777.39
  6. Step 6: Final answer
    x = 57,888.56

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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.