Home / 127,255.04-190,869.60-33,770.24

Finding the Fourth Proportional to 127,255.04, 190,869.60 and 33,770.24

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Solution

The fourth proportional to 127,255.04, 190,869.60 and 33,770.24 is: 50,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,255.04 : 190,869.60 = 33,770.24 : x
  2. Step 2: Convert to fraction form
    127,255.04/190,869.60 = 33,770.24/x
  3. Step 3: Cross multiply
    127,255.04x = 190,869.60 × 33,770.24
  4. Step 4: Simplify right side
    127,255.04x = 6,445,712,200.70
  5. Step 5: Solve for x
    x = 6,445,712,200.70/127,255.04
  6. Step 6: Final answer
    x = 50,651.92

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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.