Home / 70,506.09-97,297.89-38,240.61

Finding the Fourth Proportional to 70,506.09, 97,297.89 and 38,240.61

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Solution

The fourth proportional to 70,506.09, 97,297.89 and 38,240.61 is: 52,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,506.09 : 97,297.89 = 38,240.61 : x
  2. Step 2: Convert to fraction form
    70,506.09/97,297.89 = 38,240.61/x
  3. Step 3: Cross multiply
    70,506.09x = 97,297.89 × 38,240.61
  4. Step 4: Simplify right side
    70,506.09x = 3,720,730,412.48
  5. Step 5: Solve for x
    x = 3,720,730,412.48/70,506.09
  6. Step 6: Final answer
    x = 52,771.76

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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.