Home / 245,731.02-368,596.68-68,238.05

Finding the Fourth Proportional to 245,731.02, 368,596.68 and 68,238.05

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Solution

The fourth proportional to 245,731.02, 368,596.68 and 68,238.05 is: 102,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,731.02 : 368,596.68 = 68,238.05 : x
  2. Step 2: Convert to fraction form
    245,731.02/368,596.68 = 68,238.05/x
  3. Step 3: Cross multiply
    245,731.02x = 368,596.68 × 68,238.05
  4. Step 4: Simplify right side
    245,731.02x = 25,152,316,836.69
  5. Step 5: Solve for x
    x = 25,152,316,836.69/245,731.02
  6. Step 6: Final answer
    x = 102,357.11

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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.