Home / 111,639.68-154,062.14-60,652.00

Finding the Fourth Proportional to 111,639.68, 154,062.14 and 60,652.00

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Solution

The fourth proportional to 111,639.68, 154,062.14 and 60,652.00 is: 83,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,639.68 : 154,062.14 = 60,652.00 : x
  2. Step 2: Convert to fraction form
    111,639.68/154,062.14 = 60,652.00/x
  3. Step 3: Cross multiply
    111,639.68x = 154,062.14 × 60,652.00
  4. Step 4: Simplify right side
    111,639.68x = 9,344,176,226.86
  5. Step 5: Solve for x
    x = 9,344,176,226.86/111,639.68
  6. Step 6: Final answer
    x = 83,699.42

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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.