Home / 53,945.79-74,472.51-41,819.55

Finding the Fourth Proportional to 53,945.79, 74,472.51 and 41,819.55

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Solution

The fourth proportional to 53,945.79, 74,472.51 and 41,819.55 is: 57,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,945.79 : 74,472.51 = 41,819.55 : x
  2. Step 2: Convert to fraction form
    53,945.79/74,472.51 = 41,819.55/x
  3. Step 3: Cross multiply
    53,945.79x = 74,472.51 × 41,819.55
  4. Step 4: Simplify right side
    53,945.79x = 3,114,406,855.57
  5. Step 5: Solve for x
    x = 3,114,406,855.57/53,945.79
  6. Step 6: Final answer
    x = 57,732.16

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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.