Home / 165,655.32-248,522.70-53,346.12

Finding the Fourth Proportional to 165,655.32, 248,522.70 and 53,346.12

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Solution

The fourth proportional to 165,655.32, 248,522.70 and 53,346.12 is: 80,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,655.32 : 248,522.70 = 53,346.12 : x
  2. Step 2: Convert to fraction form
    165,655.32/248,522.70 = 53,346.12/x
  3. Step 3: Cross multiply
    165,655.32x = 248,522.70 × 53,346.12
  4. Step 4: Simplify right side
    165,655.32x = 13,257,721,776.92
  5. Step 5: Solve for x
    x = 13,257,721,776.92/165,655.32
  6. Step 6: Final answer
    x = 80,031.97

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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.