Home / 120,442.62-180,598.77-95,642.22

Finding the Fourth Proportional to 120,442.62, 180,598.77 and 95,642.22

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Solution

The fourth proportional to 120,442.62, 180,598.77 and 95,642.22 is: 143,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,442.62 : 180,598.77 = 95,642.22 : x
  2. Step 2: Convert to fraction form
    120,442.62/180,598.77 = 95,642.22/x
  3. Step 3: Cross multiply
    120,442.62x = 180,598.77 × 95,642.22
  4. Step 4: Simplify right side
    120,442.62x = 17,272,867,292.07
  5. Step 5: Solve for x
    x = 17,272,867,292.07/120,442.62
  6. Step 6: Final answer
    x = 143,411.59

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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.