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Finding the Fourth Proportional to 115,572.64, 173,350.32 and 41,700.64

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Solution

The fourth proportional to 115,572.64, 173,350.32 and 41,700.64 is: 62,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,572.64 : 173,350.32 = 41,700.64 : x
  2. Step 2: Convert to fraction form
    115,572.64/173,350.32 = 41,700.64/x
  3. Step 3: Cross multiply
    115,572.64x = 173,350.32 × 41,700.64
  4. Step 4: Simplify right side
    115,572.64x = 7,228,819,288.20
  5. Step 5: Solve for x
    x = 7,228,819,288.20/115,572.64
  6. Step 6: Final answer
    x = 62,547.84

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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.