Home / 362,235.02-543,335-137,577.92

Finding the Fourth Proportional to 362,235.02, 543,335 and 137,577.92

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Solution

The fourth proportional to 362,235.02, 543,335 and 137,577.92 is: 206,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,235.02 : 543,335 = 137,577.92 : x
  2. Step 2: Convert to fraction form
    362,235.02/543,335 = 137,577.92/x
  3. Step 3: Cross multiply
    362,235.02x = 543,335 × 137,577.92
  4. Step 4: Simplify right side
    362,235.02x = 74,750,899,163.20
  5. Step 5: Solve for x
    x = 74,750,899,163.20/362,235.02
  6. Step 6: Final answer
    x = 206,360.22

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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.