Home / 362,341.20-543,299.04-109,545.60

Finding the Fourth Proportional to 362,341.20, 543,299.04 and 109,545.60

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Solution

The fourth proportional to 362,341.20, 543,299.04 and 109,545.60 is: 164,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,341.20 : 543,299.04 = 109,545.60 : x
  2. Step 2: Convert to fraction form
    362,341.20/543,299.04 = 109,545.60/x
  3. Step 3: Cross multiply
    362,341.20x = 543,299.04 × 109,545.60
  4. Step 4: Simplify right side
    362,341.20x = 59,516,019,316.22
  5. Step 5: Solve for x
    x = 59,516,019,316.22/362,341.20
  6. Step 6: Final answer
    x = 164,254.08

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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.