Home / 48,316.32-72,487.44-38,492.64

Finding the Fourth Proportional to 48,316.32, 72,487.44 and 38,492.64

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Solution

The fourth proportional to 48,316.32, 72,487.44 and 38,492.64 is: 57,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,316.32 : 72,487.44 = 38,492.64 : x
  2. Step 2: Convert to fraction form
    48,316.32/72,487.44 = 38,492.64/x
  3. Step 3: Cross multiply
    48,316.32x = 72,487.44 × 38,492.64
  4. Step 4: Simplify right side
    48,316.32x = 2,790,232,932.44
  5. Step 5: Solve for x
    x = 2,790,232,932.44/48,316.32
  6. Step 6: Final answer
    x = 57,749.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.