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Finding the Fourth Proportional to 174,101.40, 240,311.05 and 113,681.10

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Solution

The fourth proportional to 174,101.40, 240,311.05 and 113,681.10 is: 156,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,101.40 : 240,311.05 = 113,681.10 : x
  2. Step 2: Convert to fraction form
    174,101.40/240,311.05 = 113,681.10/x
  3. Step 3: Cross multiply
    174,101.40x = 240,311.05 × 113,681.10
  4. Step 4: Simplify right side
    174,101.40x = 27,318,823,734.95
  5. Step 5: Solve for x
    x = 27,318,823,734.95/174,101.40
  6. Step 6: Final answer
    x = 156,913.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.