Home / 127,104.73-190,424.72-59,512.76

Finding the Fourth Proportional to 127,104.73, 190,424.72 and 59,512.76

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Solution

The fourth proportional to 127,104.73, 190,424.72 and 59,512.76 is: 89,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,104.73 : 190,424.72 = 59,512.76 : x
  2. Step 2: Convert to fraction form
    127,104.73/190,424.72 = 59,512.76/x
  3. Step 3: Cross multiply
    127,104.73x = 190,424.72 × 59,512.76
  4. Step 4: Simplify right side
    127,104.73x = 11,332,700,570.18
  5. Step 5: Solve for x
    x = 11,332,700,570.18/127,104.73
  6. Step 6: Final answer
    x = 89,160.34

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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.