Home / 127,836.04-191,754.08-39,089.55

Finding the Fourth Proportional to 127,836.04, 191,754.08 and 39,089.55

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Solution

The fourth proportional to 127,836.04, 191,754.08 and 39,089.55 is: 58,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,836.04 : 191,754.08 = 39,089.55 : x
  2. Step 2: Convert to fraction form
    127,836.04/191,754.08 = 39,089.55/x
  3. Step 3: Cross multiply
    127,836.04x = 191,754.08 × 39,089.55
  4. Step 4: Simplify right side
    127,836.04x = 7,495,580,023.03
  5. Step 5: Solve for x
    x = 7,495,580,023.03/127,836.04
  6. Step 6: Final answer
    x = 58,634.33

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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.