Home / 183,820.18-253,607.25-120,195.22

Finding the Fourth Proportional to 183,820.18, 253,607.25 and 120,195.22

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Solution

The fourth proportional to 183,820.18, 253,607.25 and 120,195.22 is: 165,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,820.18 : 253,607.25 = 120,195.22 : x
  2. Step 2: Convert to fraction form
    183,820.18/253,607.25 = 120,195.22/x
  3. Step 3: Cross multiply
    183,820.18x = 253,607.25 × 120,195.22
  4. Step 4: Simplify right side
    183,820.18x = 30,482,379,207.35
  5. Step 5: Solve for x
    x = 30,482,379,207.35/183,820.18
  6. Step 6: Final answer
    x = 165,827.16

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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.