Home / 287,451.17-430,849.77-174,883.25

Finding the Fourth Proportional to 287,451.17, 430,849.77 and 174,883.25

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Solution

The fourth proportional to 287,451.17, 430,849.77 and 174,883.25 is: 262,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,451.17 : 430,849.77 = 174,883.25 : x
  2. Step 2: Convert to fraction form
    287,451.17/430,849.77 = 174,883.25/x
  3. Step 3: Cross multiply
    287,451.17x = 430,849.77 × 174,883.25
  4. Step 4: Simplify right side
    287,451.17x = 75,348,408,039.35
  5. Step 5: Solve for x
    x = 75,348,408,039.35/287,451.17
  6. Step 6: Final answer
    x = 262,125.94

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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.