Home / 53,787.90-80,681.84-16,348.28

Finding the Fourth Proportional to 53,787.90, 80,681.84 and 16,348.28

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Solution

The fourth proportional to 53,787.90, 80,681.84 and 16,348.28 is: 24,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,787.90 : 80,681.84 = 16,348.28 : x
  2. Step 2: Convert to fraction form
    53,787.90/80,681.84 = 16,348.28/x
  3. Step 3: Cross multiply
    53,787.90x = 80,681.84 × 16,348.28
  4. Step 4: Simplify right side
    53,787.90x = 1,319,009,311.24
  5. Step 5: Solve for x
    x = 1,319,009,311.24/53,787.90
  6. Step 6: Final answer
    x = 24,522.42

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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.