Home / 53,992.32-74,492.86-31,323.44

Finding the Fourth Proportional to 53,992.32, 74,492.86 and 31,323.44

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Solution

The fourth proportional to 53,992.32, 74,492.86 and 31,323.44 is: 43,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,992.32 : 74,492.86 = 31,323.44 : x
  2. Step 2: Convert to fraction form
    53,992.32/74,492.86 = 31,323.44/x
  3. Step 3: Cross multiply
    53,992.32x = 74,492.86 × 31,323.44
  4. Step 4: Simplify right side
    53,992.32x = 2,333,372,630.64
  5. Step 5: Solve for x
    x = 2,333,372,630.64/53,992.32
  6. Step 6: Final answer
    x = 43,216.75

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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.