Home / 231,579.42-347,368.59-152,118.96

Finding the Fourth Proportional to 231,579.42, 347,368.59 and 152,118.96

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Solution

The fourth proportional to 231,579.42, 347,368.59 and 152,118.96 is: 228,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,579.42 : 347,368.59 = 152,118.96 : x
  2. Step 2: Convert to fraction form
    231,579.42/347,368.59 = 152,118.96/x
  3. Step 3: Cross multiply
    231,579.42x = 347,368.59 × 152,118.96
  4. Step 4: Simplify right side
    231,579.42x = 52,841,348,647.47
  5. Step 5: Solve for x
    x = 52,841,348,647.47/231,579.42
  6. Step 6: Final answer
    x = 228,178.09

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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.