Home / 96,989.05-145,483.54-26,868.36

Finding the Fourth Proportional to 96,989.05, 145,483.54 and 26,868.36

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Solution

The fourth proportional to 96,989.05, 145,483.54 and 26,868.36 is: 40,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,989.05 : 145,483.54 = 26,868.36 : x
  2. Step 2: Convert to fraction form
    96,989.05/145,483.54 = 26,868.36/x
  3. Step 3: Cross multiply
    96,989.05x = 145,483.54 × 26,868.36
  4. Step 4: Simplify right side
    96,989.05x = 3,908,904,126.79
  5. Step 5: Solve for x
    x = 3,908,904,126.79/96,989.05
  6. Step 6: Final answer
    x = 40,302.53

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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.