Home / 155,737.02-233,634.65-72,631.02

Finding the Fourth Proportional to 155,737.02, 233,634.65 and 72,631.02

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Solution

The fourth proportional to 155,737.02, 233,634.65 and 72,631.02 is: 108,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,737.02 : 233,634.65 = 72,631.02 : x
  2. Step 2: Convert to fraction form
    155,737.02/233,634.65 = 72,631.02/x
  3. Step 3: Cross multiply
    155,737.02x = 233,634.65 × 72,631.02
  4. Step 4: Simplify right side
    155,737.02x = 16,969,122,936.84
  5. Step 5: Solve for x
    x = 16,969,122,936.84/155,737.02
  6. Step 6: Final answer
    x = 108,960.11

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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.