Home / 388,943.32-583,173.06-164,188.12

Finding the Fourth Proportional to 388,943.32, 583,173.06 and 164,188.12

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Solution

The fourth proportional to 388,943.32, 583,173.06 and 164,188.12 is: 246,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,943.32 : 583,173.06 = 164,188.12 : x
  2. Step 2: Convert to fraction form
    388,943.32/583,173.06 = 164,188.12/x
  3. Step 3: Cross multiply
    388,943.32x = 583,173.06 × 164,188.12
  4. Step 4: Simplify right side
    388,943.32x = 95,750,088,356.05
  5. Step 5: Solve for x
    x = 95,750,088,356.05/388,943.32
  6. Step 6: Final answer
    x = 246,180.06

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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.