Home / 127,414.41-190,046.63-110,642.55

Finding the Fourth Proportional to 127,414.41, 190,046.63 and 110,642.55

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Solution

The fourth proportional to 127,414.41, 190,046.63 and 110,642.55 is: 165,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,414.41 : 190,046.63 = 110,642.55 : x
  2. Step 2: Convert to fraction form
    127,414.41/190,046.63 = 110,642.55/x
  3. Step 3: Cross multiply
    127,414.41x = 190,046.63 × 110,642.55
  4. Step 4: Simplify right side
    127,414.41x = 21,027,243,762.11
  5. Step 5: Solve for x
    x = 21,027,243,762.11/127,414.41
  6. Step 6: Final answer
    x = 165,030.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.