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Finding the Fourth Proportional to 174,458.98, 261,688.47 and 48,100.20

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Solution

The fourth proportional to 174,458.98, 261,688.47 and 48,100.20 is: 72,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,458.98 : 261,688.47 = 48,100.20 : x
  2. Step 2: Convert to fraction form
    174,458.98/261,688.47 = 48,100.20/x
  3. Step 3: Cross multiply
    174,458.98x = 261,688.47 × 48,100.20
  4. Step 4: Simplify right side
    174,458.98x = 12,587,267,744.69
  5. Step 5: Solve for x
    x = 12,587,267,744.69/174,458.98
  6. Step 6: Final answer
    x = 72,150.30

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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.