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Finding the Fourth Proportional to 95,900.08, 143,850 and 25,779.40

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Solution

The fourth proportional to 95,900.08, 143,850 and 25,779.40 is: 38,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,900.08 : 143,850 = 25,779.40 : x
  2. Step 2: Convert to fraction form
    95,900.08/143,850 = 25,779.40/x
  3. Step 3: Cross multiply
    95,900.08x = 143,850 × 25,779.40
  4. Step 4: Simplify right side
    95,900.08x = 3,708,366,690
  5. Step 5: Solve for x
    x = 3,708,366,690/95,900.08
  6. Step 6: Final answer
    x = 38,669.07

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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.