Home / 124,015.26-171,142.26-67,427.84

Finding the Fourth Proportional to 124,015.26, 171,142.26 and 67,427.84

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Solution

The fourth proportional to 124,015.26, 171,142.26 and 67,427.84 is: 93,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,015.26 : 171,142.26 = 67,427.84 : x
  2. Step 2: Convert to fraction form
    124,015.26/171,142.26 = 67,427.84/x
  3. Step 3: Cross multiply
    124,015.26x = 171,142.26 × 67,427.84
  4. Step 4: Simplify right side
    124,015.26x = 11,539,752,924.52
  5. Step 5: Solve for x
    x = 11,539,752,924.52/124,015.26
  6. Step 6: Final answer
    x = 93,051.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.