Home / 215,744.64-297,737.84-120,252.04

Finding the Fourth Proportional to 215,744.64, 297,737.84 and 120,252.04

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Solution

The fourth proportional to 215,744.64, 297,737.84 and 120,252.04 is: 165,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,744.64 : 297,737.84 = 120,252.04 : x
  2. Step 2: Convert to fraction form
    215,744.64/297,737.84 = 120,252.04/x
  3. Step 3: Cross multiply
    215,744.64x = 297,737.84 × 120,252.04
  4. Step 4: Simplify right side
    215,744.64x = 35,803,582,645.19
  5. Step 5: Solve for x
    x = 35,803,582,645.19/215,744.64
  6. Step 6: Final answer
    x = 165,953.52

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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.