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Finding the Fourth Proportional to 64,403.80, 96,594.75 and 17,019.43

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Solution

The fourth proportional to 64,403.80, 96,594.75 and 17,019.43 is: 25,526.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,403.80 : 96,594.75 = 17,019.43 : x
  2. Step 2: Convert to fraction form
    64,403.80/96,594.75 = 17,019.43/x
  3. Step 3: Cross multiply
    64,403.80x = 96,594.75 × 17,019.43
  4. Step 4: Simplify right side
    64,403.80x = 1,643,987,585.99
  5. Step 5: Solve for x
    x = 1,643,987,585.99/64,403.80
  6. Step 6: Final answer
    x = 25,526.25

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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.