Home / 96,555.68-133,250.64-54,113.84

Finding the Fourth Proportional to 96,555.68, 133,250.64 and 54,113.84

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Solution

The fourth proportional to 96,555.68, 133,250.64 and 54,113.84 is: 74,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,555.68 : 133,250.64 = 54,113.84 : x
  2. Step 2: Convert to fraction form
    96,555.68/133,250.64 = 54,113.84/x
  3. Step 3: Cross multiply
    96,555.68x = 133,250.64 × 54,113.84
  4. Step 4: Simplify right side
    96,555.68x = 7,210,703,812.86
  5. Step 5: Solve for x
    x = 7,210,703,812.86/96,555.68
  6. Step 6: Final answer
    x = 74,679.23

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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.