Home / 127,410.57-190,934.37-93,866.85

Finding the Fourth Proportional to 127,410.57, 190,934.37 and 93,866.85

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Solution

The fourth proportional to 127,410.57, 190,934.37 and 93,866.85 is: 140,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,410.57 : 190,934.37 = 93,866.85 : x
  2. Step 2: Convert to fraction form
    127,410.57/190,934.37 = 93,866.85/x
  3. Step 3: Cross multiply
    127,410.57x = 190,934.37 × 93,866.85
  4. Step 4: Simplify right side
    127,410.57x = 17,922,407,868.63
  5. Step 5: Solve for x
    x = 17,922,407,868.63/127,410.57
  6. Step 6: Final answer
    x = 140,666.57

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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.