Home / 40,938.72-56,495.52-24,172.80

Finding the Fourth Proportional to 40,938.72, 56,495.52 and 24,172.80

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Solution

The fourth proportional to 40,938.72, 56,495.52 and 24,172.80 is: 33,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,938.72 : 56,495.52 = 24,172.80 : x
  2. Step 2: Convert to fraction form
    40,938.72/56,495.52 = 24,172.80/x
  3. Step 3: Cross multiply
    40,938.72x = 56,495.52 × 24,172.80
  4. Step 4: Simplify right side
    40,938.72x = 1,365,654,905.86
  5. Step 5: Solve for x
    x = 1,365,654,905.86/40,938.72
  6. Step 6: Final answer
    x = 33,358.52

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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.