Home / 53,998.79-74,518.13-30,125.48

Finding the Fourth Proportional to 53,998.79, 74,518.13 and 30,125.48

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Solution

The fourth proportional to 53,998.79, 74,518.13 and 30,125.48 is: 41,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,998.79 : 74,518.13 = 30,125.48 : x
  2. Step 2: Convert to fraction form
    53,998.79/74,518.13 = 30,125.48/x
  3. Step 3: Cross multiply
    53,998.79x = 74,518.13 × 30,125.48
  4. Step 4: Simplify right side
    53,998.79x = 2,244,894,284.33
  5. Step 5: Solve for x
    x = 2,244,894,284.33/53,998.79
  6. Step 6: Final answer
    x = 41,573.05

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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.