Home / 153,597.52-230,427.64-87,067.36

Finding the Fourth Proportional to 153,597.52, 230,427.64 and 87,067.36

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Solution

The fourth proportional to 153,597.52, 230,427.64 and 87,067.36 is: 130,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,597.52 : 230,427.64 = 87,067.36 : x
  2. Step 2: Convert to fraction form
    153,597.52/230,427.64 = 87,067.36/x
  3. Step 3: Cross multiply
    153,597.52x = 230,427.64 × 87,067.36
  4. Step 4: Simplify right side
    153,597.52x = 20,062,726,285.83
  5. Step 5: Solve for x
    x = 20,062,726,285.83/153,597.52
  6. Step 6: Final answer
    x = 130,618.82

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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.