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Finding the Fourth Proportional to 173,205.92, 259,779.60 and 48,518.24

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Solution

The fourth proportional to 173,205.92, 259,779.60 and 48,518.24 is: 72,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,205.92 : 259,779.60 = 48,518.24 : x
  2. Step 2: Convert to fraction form
    173,205.92/259,779.60 = 48,518.24/x
  3. Step 3: Cross multiply
    173,205.92x = 259,779.60 × 48,518.24
  4. Step 4: Simplify right side
    173,205.92x = 12,604,048,979.90
  5. Step 5: Solve for x
    x = 12,604,048,979.90/173,205.92
  6. Step 6: Final answer
    x = 72,769.16

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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.