Home / 53,787.47-80,683.70-16,352.91

Finding the Fourth Proportional to 53,787.47, 80,683.70 and 16,352.91

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Solution

The fourth proportional to 53,787.47, 80,683.70 and 16,352.91 is: 24,530.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,787.47 : 80,683.70 = 16,352.91 : x
  2. Step 2: Convert to fraction form
    53,787.47/80,683.70 = 16,352.91/x
  3. Step 3: Cross multiply
    53,787.47x = 80,683.70 × 16,352.91
  4. Step 4: Simplify right side
    53,787.47x = 1,319,413,202.80
  5. Step 5: Solve for x
    x = 1,319,413,202.80/53,787.47
  6. Step 6: Final answer
    x = 24,530.12

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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.