Home / 96,935.40-145,406.52-26,820

Finding the Fourth Proportional to 96,935.40, 145,406.52 and 26,820

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Solution

The fourth proportional to 96,935.40, 145,406.52 and 26,820 is: 40,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,935.40 : 145,406.52 = 26,820 : x
  2. Step 2: Convert to fraction form
    96,935.40/145,406.52 = 26,820/x
  3. Step 3: Cross multiply
    96,935.40x = 145,406.52 × 26,820
  4. Step 4: Simplify right side
    96,935.40x = 3,899,802,866.40
  5. Step 5: Solve for x
    x = 3,899,802,866.40/96,935.40
  6. Step 6: Final answer
    x = 40,230.95

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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.