Home / 62,087.42-85,682.54-43,970.61

Finding the Fourth Proportional to 62,087.42, 85,682.54 and 43,970.61

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Solution

The fourth proportional to 62,087.42, 85,682.54 and 43,970.61 is: 60,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,087.42 : 85,682.54 = 43,970.61 : x
  2. Step 2: Convert to fraction form
    62,087.42/85,682.54 = 43,970.61/x
  3. Step 3: Cross multiply
    62,087.42x = 85,682.54 × 43,970.61
  4. Step 4: Simplify right side
    62,087.42x = 3,767,513,330.30
  5. Step 5: Solve for x
    x = 3,767,513,330.30/62,087.42
  6. Step 6: Final answer
    x = 60,680.79

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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.