Home / 111,995.89-168,011.66-37,118.68

Finding the Fourth Proportional to 111,995.89, 168,011.66 and 37,118.68

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Solution

The fourth proportional to 111,995.89, 168,011.66 and 37,118.68 is: 55,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,995.89 : 168,011.66 = 37,118.68 : x
  2. Step 2: Convert to fraction form
    111,995.89/168,011.66 = 37,118.68/x
  3. Step 3: Cross multiply
    111,995.89x = 168,011.66 × 37,118.68
  4. Step 4: Simplify right side
    111,995.89x = 6,236,371,043.81
  5. Step 5: Solve for x
    x = 6,236,371,043.81/111,995.89
  6. Step 6: Final answer
    x = 55,683.93

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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.