Home / 188,419.24-260,055.30-124,759.72

Finding the Fourth Proportional to 188,419.24, 260,055.30 and 124,759.72

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Solution

The fourth proportional to 188,419.24, 260,055.30 and 124,759.72 is: 172,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,419.24 : 260,055.30 = 124,759.72 : x
  2. Step 2: Convert to fraction form
    188,419.24/260,055.30 = 124,759.72/x
  3. Step 3: Cross multiply
    188,419.24x = 260,055.30 × 124,759.72
  4. Step 4: Simplify right side
    188,419.24x = 32,444,426,412.52
  5. Step 5: Solve for x
    x = 32,444,426,412.52/188,419.24
  6. Step 6: Final answer
    x = 172,192.75

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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.