Home / 157,841.58-236,760.74-91,239.33

Finding the Fourth Proportional to 157,841.58, 236,760.74 and 91,239.33

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Solution

The fourth proportional to 157,841.58, 236,760.74 and 91,239.33 is: 136,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,841.58 : 236,760.74 = 91,239.33 : x
  2. Step 2: Convert to fraction form
    157,841.58/236,760.74 = 91,239.33/x
  3. Step 3: Cross multiply
    157,841.58x = 236,760.74 × 91,239.33
  4. Step 4: Simplify right side
    157,841.58x = 21,601,890,332.20
  5. Step 5: Solve for x
    x = 21,601,890,332.20/157,841.58
  6. Step 6: Final answer
    x = 136,858.05

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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.