Home / 207,252.76-310,846.02-74,108.20

Finding the Fourth Proportional to 207,252.76, 310,846.02 and 74,108.20

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Solution

The fourth proportional to 207,252.76, 310,846.02 and 74,108.20 is: 111,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,252.76 : 310,846.02 = 74,108.20 : x
  2. Step 2: Convert to fraction form
    207,252.76/310,846.02 = 74,108.20/x
  3. Step 3: Cross multiply
    207,252.76x = 310,846.02 × 74,108.20
  4. Step 4: Simplify right side
    207,252.76x = 23,036,239,019.36
  5. Step 5: Solve for x
    x = 23,036,239,019.36/207,252.76
  6. Step 6: Final answer
    x = 111,150.46

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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.