Home / 127,770.93-191,685.56-39,037.05

Finding the Fourth Proportional to 127,770.93, 191,685.56 and 39,037.05

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Solution

The fourth proportional to 127,770.93, 191,685.56 and 39,037.05 is: 58,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,770.93 : 191,685.56 = 39,037.05 : x
  2. Step 2: Convert to fraction form
    127,770.93/191,685.56 = 39,037.05/x
  3. Step 3: Cross multiply
    127,770.93x = 191,685.56 × 39,037.05
  4. Step 4: Simplify right side
    127,770.93x = 7,482,838,594.81
  5. Step 5: Solve for x
    x = 7,482,838,594.81/127,770.93
  6. Step 6: Final answer
    x = 58,564.48

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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.