Home / 120,295.09-180,442.74-36,064.10

Finding the Fourth Proportional to 120,295.09, 180,442.74 and 36,064.10

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Solution

The fourth proportional to 120,295.09, 180,442.74 and 36,064.10 is: 54,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,295.09 : 180,442.74 = 36,064.10 : x
  2. Step 2: Convert to fraction form
    120,295.09/180,442.74 = 36,064.10/x
  3. Step 3: Cross multiply
    120,295.09x = 180,442.74 × 36,064.10
  4. Step 4: Simplify right side
    120,295.09x = 6,507,505,403.12
  5. Step 5: Solve for x
    x = 6,507,505,403.12/120,295.09
  6. Step 6: Final answer
    x = 54,096.18

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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.