Home / 126,809.35-190,297.08-47,923.58

Finding the Fourth Proportional to 126,809.35, 190,297.08 and 47,923.58

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Solution

The fourth proportional to 126,809.35, 190,297.08 and 47,923.58 is: 71,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,809.35 : 190,297.08 = 47,923.58 : x
  2. Step 2: Convert to fraction form
    126,809.35/190,297.08 = 47,923.58/x
  3. Step 3: Cross multiply
    126,809.35x = 190,297.08 × 47,923.58
  4. Step 4: Simplify right side
    126,809.35x = 9,119,717,812.89
  5. Step 5: Solve for x
    x = 9,119,717,812.89/126,809.35
  6. Step 6: Final answer
    x = 71,916.76

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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.