Home / 192,909.02-289,807.00-136,113.64

Finding the Fourth Proportional to 192,909.02, 289,807.00 and 136,113.64

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Solution

The fourth proportional to 192,909.02, 289,807.00 and 136,113.64 is: 204,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,909.02 : 289,807.00 = 136,113.64 : x
  2. Step 2: Convert to fraction form
    192,909.02/289,807.00 = 136,113.64/x
  3. Step 3: Cross multiply
    192,909.02x = 289,807.00 × 136,113.64
  4. Step 4: Simplify right side
    192,909.02x = 39,446,684,602.68
  5. Step 5: Solve for x
    x = 39,446,684,602.68/192,909.02
  6. Step 6: Final answer
    x = 204,483.37

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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.