Home / 96,937.71-145,406.61-30,383.03

Finding the Fourth Proportional to 96,937.71, 145,406.61 and 30,383.03

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Solution

The fourth proportional to 96,937.71, 145,406.61 and 30,383.03 is: 45,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,937.71 : 145,406.61 = 30,383.03 : x
  2. Step 2: Convert to fraction form
    96,937.71/145,406.61 = 30,383.03/x
  3. Step 3: Cross multiply
    96,937.71x = 145,406.61 × 30,383.03
  4. Step 4: Simplify right side
    96,937.71x = 4,417,892,666.80
  5. Step 5: Solve for x
    x = 4,417,892,666.80/96,937.71
  6. Step 6: Final answer
    x = 45,574.55

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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.