Home / 177,800.31-245,362.02-101,323.95

Finding the Fourth Proportional to 177,800.31, 245,362.02 and 101,323.95

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Solution

The fourth proportional to 177,800.31, 245,362.02 and 101,323.95 is: 139,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,800.31 : 245,362.02 = 101,323.95 : x
  2. Step 2: Convert to fraction form
    177,800.31/245,362.02 = 101,323.95/x
  3. Step 3: Cross multiply
    177,800.31x = 245,362.02 × 101,323.95
  4. Step 4: Simplify right side
    177,800.31x = 24,861,049,046.38
  5. Step 5: Solve for x
    x = 24,861,049,046.38/177,800.31
  6. Step 6: Final answer
    x = 139,825.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.