Home / 94,105.32-129,865.57-51,666.59

Finding the Fourth Proportional to 94,105.32, 129,865.57 and 51,666.59

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Solution

The fourth proportional to 94,105.32, 129,865.57 and 51,666.59 is: 71,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,105.32 : 129,865.57 = 51,666.59 : x
  2. Step 2: Convert to fraction form
    94,105.32/129,865.57 = 51,666.59/x
  3. Step 3: Cross multiply
    94,105.32x = 129,865.57 × 51,666.59
  4. Step 4: Simplify right side
    94,105.32x = 6,709,711,160.31
  5. Step 5: Solve for x
    x = 6,709,711,160.31/94,105.32
  6. Step 6: Final answer
    x = 71,300.02

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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.