Home / 132,755.55-183,118.96-79,000.44

Finding the Fourth Proportional to 132,755.55, 183,118.96 and 79,000.44

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Solution

The fourth proportional to 132,755.55, 183,118.96 and 79,000.44 is: 108,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,755.55 : 183,118.96 = 79,000.44 : x
  2. Step 2: Convert to fraction form
    132,755.55/183,118.96 = 79,000.44/x
  3. Step 3: Cross multiply
    132,755.55x = 183,118.96 × 79,000.44
  4. Step 4: Simplify right side
    132,755.55x = 14,466,478,412.34
  5. Step 5: Solve for x
    x = 14,466,478,412.34/132,755.55
  6. Step 6: Final answer
    x = 108,970.80

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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.