Home / 111,601.74-154,011.53-60,614.96

Finding the Fourth Proportional to 111,601.74, 154,011.53 and 60,614.96

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Solution

The fourth proportional to 111,601.74, 154,011.53 and 60,614.96 is: 83,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,601.74 : 154,011.53 = 60,614.96 : x
  2. Step 2: Convert to fraction form
    111,601.74/154,011.53 = 60,614.96/x
  3. Step 3: Cross multiply
    111,601.74x = 154,011.53 × 60,614.96
  4. Step 4: Simplify right side
    111,601.74x = 9,335,403,267.06
  5. Step 5: Solve for x
    x = 9,335,403,267.06/111,601.74
  6. Step 6: Final answer
    x = 83,649.26

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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.