Home / 157,983.58-237,041.25-69,300.73

Finding the Fourth Proportional to 157,983.58, 237,041.25 and 69,300.73

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Solution

The fourth proportional to 157,983.58, 237,041.25 and 69,300.73 is: 103,979.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,983.58 : 237,041.25 = 69,300.73 : x
  2. Step 2: Convert to fraction form
    157,983.58/237,041.25 = 69,300.73/x
  3. Step 3: Cross multiply
    157,983.58x = 237,041.25 × 69,300.73
  4. Step 4: Simplify right side
    157,983.58x = 16,427,131,665.11
  5. Step 5: Solve for x
    x = 16,427,131,665.11/157,983.58
  6. Step 6: Final answer
    x = 103,979.99

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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.