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Finding the Fourth Proportional to 165,031.56, 247,560.42 and 46,703.64

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Solution

The fourth proportional to 165,031.56, 247,560.42 and 46,703.64 is: 70,059.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,031.56 : 247,560.42 = 46,703.64 : x
  2. Step 2: Convert to fraction form
    165,031.56/247,560.42 = 46,703.64/x
  3. Step 3: Cross multiply
    165,031.56x = 247,560.42 × 46,703.64
  4. Step 4: Simplify right side
    165,031.56x = 11,561,972,733.93
  5. Step 5: Solve for x
    x = 11,561,972,733.93/165,031.56
  6. Step 6: Final answer
    x = 70,059.16

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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.