Home / 508,039.02-762,087.69-153,016.02

Finding the Fourth Proportional to 508,039.02, 762,087.69 and 153,016.02

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Solution

The fourth proportional to 508,039.02, 762,087.69 and 153,016.02 is: 229,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,039.02 : 762,087.69 = 153,016.02 : x
  2. Step 2: Convert to fraction form
    508,039.02/762,087.69 = 153,016.02/x
  3. Step 3: Cross multiply
    508,039.02x = 762,087.69 × 153,016.02
  4. Step 4: Simplify right side
    508,039.02x = 116,611,625,214.79
  5. Step 5: Solve for x
    x = 116,611,625,214.79/508,039.02
  6. Step 6: Final answer
    x = 229,532.81

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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.