Home / 64,941.66-89,586.47-39,441.24

Finding the Fourth Proportional to 64,941.66, 89,586.47 and 39,441.24

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Solution

The fourth proportional to 64,941.66, 89,586.47 and 39,441.24 is: 54,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,941.66 : 89,586.47 = 39,441.24 : x
  2. Step 2: Convert to fraction form
    64,941.66/89,586.47 = 39,441.24/x
  3. Step 3: Cross multiply
    64,941.66x = 89,586.47 × 39,441.24
  4. Step 4: Simplify right side
    64,941.66x = 3,533,401,562.63
  5. Step 5: Solve for x
    x = 3,533,401,562.63/64,941.66
  6. Step 6: Final answer
    x = 54,408.86

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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.