Home / 53,907.68-74,392.32-30,032.88

Finding the Fourth Proportional to 53,907.68, 74,392.32 and 30,032.88

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Solution

The fourth proportional to 53,907.68, 74,392.32 and 30,032.88 is: 41,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907.68 : 74,392.32 = 30,032.88 : x
  2. Step 2: Convert to fraction form
    53,907.68/74,392.32 = 30,032.88/x
  3. Step 3: Cross multiply
    53,907.68x = 74,392.32 × 30,032.88
  4. Step 4: Simplify right side
    53,907.68x = 2,234,215,619.48
  5. Step 5: Solve for x
    x = 2,234,215,619.48/53,907.68
  6. Step 6: Final answer
    x = 41,445.22

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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.