Home / 120,507.06-180,780.70-41,600.10

Finding the Fourth Proportional to 120,507.06, 180,780.70 and 41,600.10

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Solution

The fourth proportional to 120,507.06, 180,780.70 and 41,600.10 is: 62,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,507.06 : 180,780.70 = 41,600.10 : x
  2. Step 2: Convert to fraction form
    120,507.06/180,780.70 = 41,600.10/x
  3. Step 3: Cross multiply
    120,507.06x = 180,780.70 × 41,600.10
  4. Step 4: Simplify right side
    120,507.06x = 7,520,495,198.07
  5. Step 5: Solve for x
    x = 7,520,495,198.07/120,507.06
  6. Step 6: Final answer
    x = 62,407.09

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1.5x scale

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.