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Finding the Fourth Proportional to 114,412.60, 171,499.74 and 38,454.74

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Solution

The fourth proportional to 114,412.60, 171,499.74 and 38,454.74 is: 57,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,412.60 : 171,499.74 = 38,454.74 : x
  2. Step 2: Convert to fraction form
    114,412.60/171,499.74 = 38,454.74/x
  3. Step 3: Cross multiply
    114,412.60x = 171,499.74 × 38,454.74
  4. Step 4: Simplify right side
    114,412.60x = 6,594,977,911.77
  5. Step 5: Solve for x
    x = 6,594,977,911.77/114,412.60
  6. Step 6: Final answer
    x = 57,642.06

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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.