Home / 403,025.00-604,515.60-122,520.38

Finding the Fourth Proportional to 403,025.00, 604,515.60 and 122,520.38

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Solution

The fourth proportional to 403,025.00, 604,515.60 and 122,520.38 is: 183,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,025.00 : 604,515.60 = 122,520.38 : x
  2. Step 2: Convert to fraction form
    403,025.00/604,515.60 = 122,520.38/x
  3. Step 3: Cross multiply
    403,025.00x = 604,515.60 × 122,520.38
  4. Step 4: Simplify right side
    403,025.00x = 74,065,478,005.35
  5. Step 5: Solve for x
    x = 74,065,478,005.35/403,025.00
  6. Step 6: Final answer
    x = 183,773.91

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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.