Home / 94,105.81-129,876.34-53,823.34

Finding the Fourth Proportional to 94,105.81, 129,876.34 and 53,823.34

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Solution

The fourth proportional to 94,105.81, 129,876.34 and 53,823.34 is: 74,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,105.81 : 129,876.34 = 53,823.34 : x
  2. Step 2: Convert to fraction form
    94,105.81/129,876.34 = 53,823.34/x
  3. Step 3: Cross multiply
    94,105.81x = 129,876.34 × 53,823.34
  4. Step 4: Simplify right side
    94,105.81x = 6,990,377,756.39
  5. Step 5: Solve for x
    x = 6,990,377,756.39/94,105.81
  6. Step 6: Final answer
    x = 74,282.11

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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.