Home / 53,602.28-74,309.94-50,758.38

Finding the Fourth Proportional to 53,602.28, 74,309.94 and 50,758.38

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Solution

The fourth proportional to 53,602.28, 74,309.94 and 50,758.38 is: 70,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,602.28 : 74,309.94 = 50,758.38 : x
  2. Step 2: Convert to fraction form
    53,602.28/74,309.94 = 50,758.38/x
  3. Step 3: Cross multiply
    53,602.28x = 74,309.94 × 50,758.38
  4. Step 4: Simplify right side
    53,602.28x = 3,771,852,172.30
  5. Step 5: Solve for x
    x = 3,771,852,172.30/53,602.28
  6. Step 6: Final answer
    x = 70,367.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.