Home / 231,620.90-346,848.15-152,305.70

Finding the Fourth Proportional to 231,620.90, 346,848.15 and 152,305.70

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Solution

The fourth proportional to 231,620.90, 346,848.15 and 152,305.70 is: 228,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,620.90 : 346,848.15 = 152,305.70 : x
  2. Step 2: Convert to fraction form
    231,620.90/346,848.15 = 152,305.70/x
  3. Step 3: Cross multiply
    231,620.90x = 346,848.15 × 152,305.70
  4. Step 4: Simplify right side
    231,620.90x = 52,826,950,279.46
  5. Step 5: Solve for x
    x = 52,826,950,279.46/231,620.90
  6. Step 6: Final answer
    x = 228,075.06

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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.