Home / 158,488.32-237,499.20-69,660.48

Finding the Fourth Proportional to 158,488.32, 237,499.20 and 69,660.48

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Solution

The fourth proportional to 158,488.32, 237,499.20 and 69,660.48 is: 104,388.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,488.32 : 237,499.20 = 69,660.48 : x
  2. Step 2: Convert to fraction form
    158,488.32/237,499.20 = 69,660.48/x
  3. Step 3: Cross multiply
    158,488.32x = 237,499.20 × 69,660.48
  4. Step 4: Simplify right side
    158,488.32x = 16,544,308,271.62
  5. Step 5: Solve for x
    x = 16,544,308,271.62/158,488.32
  6. Step 6: Final answer
    x = 104,388.19

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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.