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Finding the Fourth Proportional to 60,556.40, 83,569.80 and 37,888.16

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Solution

The fourth proportional to 60,556.40, 83,569.80 and 37,888.16 is: 52,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556.40 : 83,569.80 = 37,888.16 : x
  2. Step 2: Convert to fraction form
    60,556.40/83,569.80 = 37,888.16/x
  3. Step 3: Cross multiply
    60,556.40x = 83,569.80 × 37,888.16
  4. Step 4: Simplify right side
    60,556.40x = 3,166,305,953.57
  5. Step 5: Solve for x
    x = 3,166,305,953.57/60,556.40
  6. Step 6: Final answer
    x = 52,286.89

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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.