Home / 127,835.54-191,753.33-39,089.05

Finding the Fourth Proportional to 127,835.54, 191,753.33 and 39,089.05

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Solution

The fourth proportional to 127,835.54, 191,753.33 and 39,089.05 is: 58,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,835.54 : 191,753.33 = 39,089.05 : x
  2. Step 2: Convert to fraction form
    127,835.54/191,753.33 = 39,089.05/x
  3. Step 3: Cross multiply
    127,835.54x = 191,753.33 × 39,089.05
  4. Step 4: Simplify right side
    127,835.54x = 7,495,454,829.21
  5. Step 5: Solve for x
    x = 7,495,454,829.21/127,835.54
  6. Step 6: Final answer
    x = 58,633.58

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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.