Home / 53,869.83-80,809.35-16,438.32

Finding the Fourth Proportional to 53,869.83, 80,809.35 and 16,438.32

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Solution

The fourth proportional to 53,869.83, 80,809.35 and 16,438.32 is: 24,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,869.83 : 80,809.35 = 16,438.32 : x
  2. Step 2: Convert to fraction form
    53,869.83/80,809.35 = 16,438.32/x
  3. Step 3: Cross multiply
    53,869.83x = 80,809.35 × 16,438.32
  4. Step 4: Simplify right side
    53,869.83x = 1,328,369,954.29
  5. Step 5: Solve for x
    x = 1,328,369,954.29/53,869.83
  6. Step 6: Final answer
    x = 24,658.89

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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.