Home / 195,079.84-292,559.28-70,404.64

Finding the Fourth Proportional to 195,079.84, 292,559.28 and 70,404.64

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Solution

The fourth proportional to 195,079.84, 292,559.28 and 70,404.64 is: 105,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,079.84 : 292,559.28 = 70,404.64 : x
  2. Step 2: Convert to fraction form
    195,079.84/292,559.28 = 70,404.64/x
  3. Step 3: Cross multiply
    195,079.84x = 292,559.28 × 70,404.64
  4. Step 4: Simplify right side
    195,079.84x = 20,597,530,787.06
  5. Step 5: Solve for x
    x = 20,597,530,787.06/195,079.84
  6. Step 6: Final answer
    x = 105,585.13

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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.