Home / 96,977.84-145,483.12-49,613.48

Finding the Fourth Proportional to 96,977.84, 145,483.12 and 49,613.48

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Solution

The fourth proportional to 96,977.84, 145,483.12 and 49,613.48 is: 74,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,977.84 : 145,483.12 = 49,613.48 : x
  2. Step 2: Convert to fraction form
    96,977.84/145,483.12 = 49,613.48/x
  3. Step 3: Cross multiply
    96,977.84x = 145,483.12 × 49,613.48
  4. Step 4: Simplify right side
    96,977.84x = 7,217,923,864.46
  5. Step 5: Solve for x
    x = 7,217,923,864.46/96,977.84
  6. Step 6: Final answer
    x = 74,428.59

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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.