Home / 53,993.32-74,512.81-30,124.60

Finding the Fourth Proportional to 53,993.32, 74,512.81 and 30,124.60

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Solution

The fourth proportional to 53,993.32, 74,512.81 and 30,124.60 is: 41,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.32 : 74,512.81 = 30,124.60 : x
  2. Step 2: Convert to fraction form
    53,993.32/74,512.81 = 30,124.60/x
  3. Step 3: Cross multiply
    53,993.32x = 74,512.81 × 30,124.60
  4. Step 4: Simplify right side
    53,993.32x = 2,244,668,631.79
  5. Step 5: Solve for x
    x = 2,244,668,631.79/53,993.32
  6. Step 6: Final answer
    x = 41,573.08

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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.