Home / 517,041.04-775,571.28-162,047.20

Finding the Fourth Proportional to 517,041.04, 775,571.28 and 162,047.20

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Solution

The fourth proportional to 517,041.04, 775,571.28 and 162,047.20 is: 243,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,041.04 : 775,571.28 = 162,047.20 : x
  2. Step 2: Convert to fraction form
    517,041.04/775,571.28 = 162,047.20/x
  3. Step 3: Cross multiply
    517,041.04x = 775,571.28 × 162,047.20
  4. Step 4: Simplify right side
    517,041.04x = 125,679,154,324.42
  5. Step 5: Solve for x
    x = 125,679,154,324.42/517,041.04
  6. Step 6: Final answer
    x = 243,073.85

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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.