Home / 53,915.46-74,402.33-30,041.62

Finding the Fourth Proportional to 53,915.46, 74,402.33 and 30,041.62

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Solution

The fourth proportional to 53,915.46, 74,402.33 and 30,041.62 is: 41,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.46 : 74,402.33 = 30,041.62 : x
  2. Step 2: Convert to fraction form
    53,915.46/74,402.33 = 30,041.62/x
  3. Step 3: Cross multiply
    53,915.46x = 74,402.33 × 30,041.62
  4. Step 4: Simplify right side
    53,915.46x = 2,235,166,524.97
  5. Step 5: Solve for x
    x = 2,235,166,524.97/53,915.46
  6. Step 6: Final answer
    x = 41,456.88

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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.