Home / 282,731.02-424,096.26-72,368.62

Finding the Fourth Proportional to 282,731.02, 424,096.26 and 72,368.62

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Solution

The fourth proportional to 282,731.02, 424,096.26 and 72,368.62 is: 108,552.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,731.02 : 424,096.26 = 72,368.62 : x
  2. Step 2: Convert to fraction form
    282,731.02/424,096.26 = 72,368.62/x
  3. Step 3: Cross multiply
    282,731.02x = 424,096.26 × 72,368.62
  4. Step 4: Simplify right side
    282,731.02x = 30,691,261,083.36
  5. Step 5: Solve for x
    x = 30,691,261,083.36/282,731.02
  6. Step 6: Final answer
    x = 108,552.86

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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.