Home / 200,184.02-299,964.99-126,156.50

Finding the Fourth Proportional to 200,184.02, 299,964.99 and 126,156.50

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Solution

The fourth proportional to 200,184.02, 299,964.99 and 126,156.50 is: 189,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,184.02 : 299,964.99 = 126,156.50 : x
  2. Step 2: Convert to fraction form
    200,184.02/299,964.99 = 126,156.50/x
  3. Step 3: Cross multiply
    200,184.02x = 299,964.99 × 126,156.50
  4. Step 4: Simplify right side
    200,184.02x = 37,842,533,260.94
  5. Step 5: Solve for x
    x = 37,842,533,260.94/200,184.02
  6. Step 6: Final answer
    x = 189,038.73

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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.