Home / 65,429.46-90,243.81-44,186.58

Finding the Fourth Proportional to 65,429.46, 90,243.81 and 44,186.58

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Solution

The fourth proportional to 65,429.46, 90,243.81 and 44,186.58 is: 60,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,429.46 : 90,243.81 = 44,186.58 : x
  2. Step 2: Convert to fraction form
    65,429.46/90,243.81 = 44,186.58/x
  3. Step 3: Cross multiply
    65,429.46x = 90,243.81 × 44,186.58
  4. Step 4: Simplify right side
    65,429.46x = 3,987,565,330.07
  5. Step 5: Solve for x
    x = 3,987,565,330.07/65,429.46
  6. Step 6: Final answer
    x = 60,944.49

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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.