Home / 32,379.05-48,565.06-8,688.95

Finding the Fourth Proportional to 32,379.05, 48,565.06 and 8,688.95

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Solution

The fourth proportional to 32,379.05, 48,565.06 and 8,688.95 is: 13,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,379.05 : 48,565.06 = 8,688.95 : x
  2. Step 2: Convert to fraction form
    32,379.05/48,565.06 = 8,688.95/x
  3. Step 3: Cross multiply
    32,379.05x = 48,565.06 × 8,688.95
  4. Step 4: Simplify right side
    32,379.05x = 421,979,378.09
  5. Step 5: Solve for x
    x = 421,979,378.09/32,379.05
  6. Step 6: Final answer
    x = 13,032.48

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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.