Home / 53,565.42-80,341.10-14,125.64

Finding the Fourth Proportional to 53,565.42, 80,341.10 and 14,125.64

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Solution

The fourth proportional to 53,565.42, 80,341.10 and 14,125.64 is: 21,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,565.42 : 80,341.10 = 14,125.64 : x
  2. Step 2: Convert to fraction form
    53,565.42/80,341.10 = 14,125.64/x
  3. Step 3: Cross multiply
    53,565.42x = 80,341.10 × 14,125.64
  4. Step 4: Simplify right side
    53,565.42x = 1,134,869,455.80
  5. Step 5: Solve for x
    x = 1,134,869,455.80/53,565.42
  6. Step 6: Final answer
    x = 21,186.61

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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.