Home / 120,431.04-180,580.20-41,480.16

Finding the Fourth Proportional to 120,431.04, 180,580.20 and 41,480.16

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Solution

The fourth proportional to 120,431.04, 180,580.20 and 41,480.16 is: 62,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,431.04 : 180,580.20 = 41,480.16 : x
  2. Step 2: Convert to fraction form
    120,431.04/180,580.20 = 41,480.16/x
  3. Step 3: Cross multiply
    120,431.04x = 180,580.20 × 41,480.16
  4. Step 4: Simplify right side
    120,431.04x = 7,490,495,588.83
  5. Step 5: Solve for x
    x = 7,490,495,588.83/120,431.04
  6. Step 6: Final answer
    x = 62,197.38

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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.