Home / 47,192.07-70,787.77-19,111.70

Finding the Fourth Proportional to 47,192.07, 70,787.77 and 19,111.70

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Solution

The fourth proportional to 47,192.07, 70,787.77 and 19,111.70 is: 28,667.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,192.07 : 70,787.77 = 19,111.70 : x
  2. Step 2: Convert to fraction form
    47,192.07/70,787.77 = 19,111.70/x
  3. Step 3: Cross multiply
    47,192.07x = 70,787.77 × 19,111.70
  4. Step 4: Simplify right side
    47,192.07x = 1,352,874,462.42
  5. Step 5: Solve for x
    x = 1,352,874,462.42/47,192.07
  6. Step 6: Final answer
    x = 28,667.41

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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.