Home / 403,255.56-604,885.02-163,374.10

Finding the Fourth Proportional to 403,255.56, 604,885.02 and 163,374.10

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Solution

The fourth proportional to 403,255.56, 604,885.02 and 163,374.10 is: 245,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,255.56 : 604,885.02 = 163,374.10 : x
  2. Step 2: Convert to fraction form
    403,255.56/604,885.02 = 163,374.10/x
  3. Step 3: Cross multiply
    403,255.56x = 604,885.02 × 163,374.10
  4. Step 4: Simplify right side
    403,255.56x = 98,822,545,745.98
  5. Step 5: Solve for x
    x = 98,822,545,745.98/403,255.56
  6. Step 6: Final answer
    x = 245,061.83

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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.