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Finding the Fourth Proportional to 40,237.70, 60,356.55 and 23,605.70

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Solution

The fourth proportional to 40,237.70, 60,356.55 and 23,605.70 is: 35,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.70 : 60,356.55 = 23,605.70 : x
  2. Step 2: Convert to fraction form
    40,237.70/60,356.55 = 23,605.70/x
  3. Step 3: Cross multiply
    40,237.70x = 60,356.55 × 23,605.70
  4. Step 4: Simplify right side
    40,237.70x = 1,424,758,612.34
  5. Step 5: Solve for x
    x = 1,424,758,612.34/40,237.70
  6. Step 6: Final answer
    x = 35,408.55

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1.5x scale

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.