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Finding the Fourth Proportional to 174,368.70, 261,553.05 and 48,008.70

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Solution

The fourth proportional to 174,368.70, 261,553.05 and 48,008.70 is: 72,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,368.70 : 261,553.05 = 48,008.70 : x
  2. Step 2: Convert to fraction form
    174,368.70/261,553.05 = 48,008.70/x
  3. Step 3: Cross multiply
    174,368.70x = 261,553.05 × 48,008.70
  4. Step 4: Simplify right side
    174,368.70x = 12,556,821,911.54
  5. Step 5: Solve for x
    x = 12,556,821,911.54/174,368.70
  6. Step 6: Final answer
    x = 72,013.05

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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.