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Finding the Fourth Proportional to 124,911.60, 187,367.40 and 110,477.40

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Solution

The fourth proportional to 124,911.60, 187,367.40 and 110,477.40 is: 165,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,911.60 : 187,367.40 = 110,477.40 : x
  2. Step 2: Convert to fraction form
    124,911.60/187,367.40 = 110,477.40/x
  3. Step 3: Cross multiply
    124,911.60x = 187,367.40 × 110,477.40
  4. Step 4: Simplify right side
    124,911.60x = 20,699,863,196.76
  5. Step 5: Solve for x
    x = 20,699,863,196.76/124,911.60
  6. Step 6: Final answer
    x = 165,716.10

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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.