Home / 162,586.95-224,271.77-107,396.61

Finding the Fourth Proportional to 162,586.95, 224,271.77 and 107,396.61

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Solution

The fourth proportional to 162,586.95, 224,271.77 and 107,396.61 is: 148,142.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,586.95 : 224,271.77 = 107,396.61 : x
  2. Step 2: Convert to fraction form
    162,586.95/224,271.77 = 107,396.61/x
  3. Step 3: Cross multiply
    162,586.95x = 224,271.77 × 107,396.61
  4. Step 4: Simplify right side
    162,586.95x = 24,086,027,279.72
  5. Step 5: Solve for x
    x = 24,086,027,279.72/162,586.95
  6. Step 6: Final answer
    x = 148,142.44

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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.