Home / 273,257.03-377,140.45-165,898.55

Finding the Fourth Proportional to 273,257.03, 377,140.45 and 165,898.55

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Solution

The fourth proportional to 273,257.03, 377,140.45 and 165,898.55 is: 228,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,257.03 : 377,140.45 = 165,898.55 : x
  2. Step 2: Convert to fraction form
    273,257.03/377,140.45 = 165,898.55/x
  3. Step 3: Cross multiply
    273,257.03x = 377,140.45 × 165,898.55
  4. Step 4: Simplify right side
    273,257.03x = 62,567,053,801.35
  5. Step 5: Solve for x
    x = 62,567,053,801.35/273,257.03
  6. Step 6: Final answer
    x = 228,967.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.