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Finding the Fourth Proportional to 53,666.72, 80,500.08 and 16,730.72

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Solution

The fourth proportional to 53,666.72, 80,500.08 and 16,730.72 is: 25,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,666.72 : 80,500.08 = 16,730.72 : x
  2. Step 2: Convert to fraction form
    53,666.72/80,500.08 = 16,730.72/x
  3. Step 3: Cross multiply
    53,666.72x = 80,500.08 × 16,730.72
  4. Step 4: Simplify right side
    53,666.72x = 1,346,824,166.46
  5. Step 5: Solve for x
    x = 1,346,824,166.46/53,666.72
  6. Step 6: Final answer
    x = 25,096.08

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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.