Home / 220,475.64-304,255.98-119,873.40

Finding the Fourth Proportional to 220,475.64, 304,255.98 and 119,873.40

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Solution

The fourth proportional to 220,475.64, 304,255.98 and 119,873.40 is: 165,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,475.64 : 304,255.98 = 119,873.40 : x
  2. Step 2: Convert to fraction form
    220,475.64/304,255.98 = 119,873.40/x
  3. Step 3: Cross multiply
    220,475.64x = 304,255.98 × 119,873.40
  4. Step 4: Simplify right side
    220,475.64x = 36,472,198,792.93
  5. Step 5: Solve for x
    x = 36,472,198,792.93/220,475.64
  6. Step 6: Final answer
    x = 165,425.07

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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.