Home / 70,714.17-97,586.10-38,883.60

Finding the Fourth Proportional to 70,714.17, 97,586.10 and 38,883.60

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Solution

The fourth proportional to 70,714.17, 97,586.10 and 38,883.60 is: 53,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,714.17 : 97,586.10 = 38,883.60 : x
  2. Step 2: Convert to fraction form
    70,714.17/97,586.10 = 38,883.60/x
  3. Step 3: Cross multiply
    70,714.17x = 97,586.10 × 38,883.60
  4. Step 4: Simplify right side
    70,714.17x = 3,794,498,877.96
  5. Step 5: Solve for x
    x = 3,794,498,877.96/70,714.17
  6. Step 6: Final answer
    x = 53,659.67

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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.