Home / 34,784.10-52,180.20-12,607.92

Finding the Fourth Proportional to 34,784.10, 52,180.20 and 12,607.92

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Solution

The fourth proportional to 34,784.10, 52,180.20 and 12,607.92 is: 18,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,784.10 : 52,180.20 = 12,607.92 : x
  2. Step 2: Convert to fraction form
    34,784.10/52,180.20 = 12,607.92/x
  3. Step 3: Cross multiply
    34,784.10x = 52,180.20 × 12,607.92
  4. Step 4: Simplify right side
    34,784.10x = 657,883,787.18
  5. Step 5: Solve for x
    x = 657,883,787.18/34,784.10
  6. Step 6: Final answer
    x = 18,913.35

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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.