Home / 96,778.66-133,561.14-53,763.06

Finding the Fourth Proportional to 96,778.66, 133,561.14 and 53,763.06

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Solution

The fourth proportional to 96,778.66, 133,561.14 and 53,763.06 is: 74,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,778.66 : 133,561.14 = 53,763.06 : x
  2. Step 2: Convert to fraction form
    96,778.66/133,561.14 = 53,763.06/x
  3. Step 3: Cross multiply
    96,778.66x = 133,561.14 × 53,763.06
  4. Step 4: Simplify right side
    96,778.66x = 7,180,655,583.49
  5. Step 5: Solve for x
    x = 7,180,655,583.49/96,778.66
  6. Step 6: Final answer
    x = 74,196.68

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1.5x scale

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.