Home / 183,338.91-253,019.38-102,766.45

Finding the Fourth Proportional to 183,338.91, 253,019.38 and 102,766.45

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Solution

The fourth proportional to 183,338.91, 253,019.38 and 102,766.45 is: 141,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,338.91 : 253,019.38 = 102,766.45 : x
  2. Step 2: Convert to fraction form
    183,338.91/253,019.38 = 102,766.45/x
  3. Step 3: Cross multiply
    183,338.91x = 253,019.38 × 102,766.45
  4. Step 4: Simplify right side
    183,338.91x = 26,001,903,463.80
  5. Step 5: Solve for x
    x = 26,001,903,463.80/183,338.91
  6. Step 6: Final answer
    x = 141,824.25

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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.