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Finding the Fourth Proportional to 168,590.16, 252,856.08 and 57,782.16

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Solution

The fourth proportional to 168,590.16, 252,856.08 and 57,782.16 is: 86,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,590.16 : 252,856.08 = 57,782.16 : x
  2. Step 2: Convert to fraction form
    168,590.16/252,856.08 = 57,782.16/x
  3. Step 3: Cross multiply
    168,590.16x = 252,856.08 × 57,782.16
  4. Step 4: Simplify right side
    168,590.16x = 14,610,570,471.53
  5. Step 5: Solve for x
    x = 14,610,570,471.53/168,590.16
  6. Step 6: Final answer
    x = 86,663.25

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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.