Home / 53,627.24-74,015.08-30,963.08

Finding the Fourth Proportional to 53,627.24, 74,015.08 and 30,963.08

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Solution

The fourth proportional to 53,627.24, 74,015.08 and 30,963.08 is: 42,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,627.24 : 74,015.08 = 30,963.08 : x
  2. Step 2: Convert to fraction form
    53,627.24/74,015.08 = 30,963.08/x
  3. Step 3: Cross multiply
    53,627.24x = 74,015.08 × 30,963.08
  4. Step 4: Simplify right side
    53,627.24x = 2,291,734,843.25
  5. Step 5: Solve for x
    x = 2,291,734,843.25/53,627.24
  6. Step 6: Final answer
    x = 42,734.53

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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.