Home / 40,492.72-55,878.60-23,725.36

Finding the Fourth Proportional to 40,492.72, 55,878.60 and 23,725.36

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Solution

The fourth proportional to 40,492.72, 55,878.60 and 23,725.36 is: 32,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,492.72 : 55,878.60 = 23,725.36 : x
  2. Step 2: Convert to fraction form
    40,492.72/55,878.60 = 23,725.36/x
  3. Step 3: Cross multiply
    40,492.72x = 55,878.60 × 23,725.36
  4. Step 4: Simplify right side
    40,492.72x = 1,325,739,901.30
  5. Step 5: Solve for x
    x = 1,325,739,901.30/40,492.72
  6. Step 6: Final answer
    x = 32,740.20

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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.