Home / 62,291.14-85,931.87-40,771.40

Finding the Fourth Proportional to 62,291.14, 85,931.87 and 40,771.40

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Solution

The fourth proportional to 62,291.14, 85,931.87 and 40,771.40 is: 56,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,291.14 : 85,931.87 = 40,771.40 : x
  2. Step 2: Convert to fraction form
    62,291.14/85,931.87 = 40,771.40/x
  3. Step 3: Cross multiply
    62,291.14x = 85,931.87 × 40,771.40
  4. Step 4: Simplify right side
    62,291.14x = 3,503,562,655.49
  5. Step 5: Solve for x
    x = 3,503,562,655.49/62,291.14
  6. Step 6: Final answer
    x = 56,244.96

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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.