Home / 78,827.84-118,139.08-32,026

Finding the Fourth Proportional to 78,827.84, 118,139.08 and 32,026

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Solution

The fourth proportional to 78,827.84, 118,139.08 and 32,026 is: 47,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,827.84 : 118,139.08 = 32,026 : x
  2. Step 2: Convert to fraction form
    78,827.84/118,139.08 = 32,026/x
  3. Step 3: Cross multiply
    78,827.84x = 118,139.08 × 32,026
  4. Step 4: Simplify right side
    78,827.84x = 3,783,522,176.08
  5. Step 5: Solve for x
    x = 3,783,522,176.08/78,827.84
  6. Step 6: Final answer
    x = 47,997.28

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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.