Home / 70,846.57-97,767.78-39,015.23

Finding the Fourth Proportional to 70,846.57, 97,767.78 and 39,015.23

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Solution

The fourth proportional to 70,846.57, 97,767.78 and 39,015.23 is: 53,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,846.57 : 97,767.78 = 39,015.23 : x
  2. Step 2: Convert to fraction form
    70,846.57/97,767.78 = 39,015.23/x
  3. Step 3: Cross multiply
    70,846.57x = 97,767.78 × 39,015.23
  4. Step 4: Simplify right side
    70,846.57x = 3,814,432,423.29
  5. Step 5: Solve for x
    x = 3,814,432,423.29/70,846.57
  6. Step 6: Final answer
    x = 53,840.75

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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.