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Finding the Fourth Proportional to 192,513.84, 288,751.86 and 59,358.12

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Solution

The fourth proportional to 192,513.84, 288,751.86 and 59,358.12 is: 89,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,513.84 : 288,751.86 = 59,358.12 : x
  2. Step 2: Convert to fraction form
    192,513.84/288,751.86 = 59,358.12/x
  3. Step 3: Cross multiply
    192,513.84x = 288,751.86 × 59,358.12
  4. Step 4: Simplify right side
    192,513.84x = 17,139,767,556.10
  5. Step 5: Solve for x
    x = 17,139,767,556.10/192,513.84
  6. Step 6: Final answer
    x = 89,031.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.