Home / 70,698.72-97,563.18-38,432.27

Finding the Fourth Proportional to 70,698.72, 97,563.18 and 38,432.27

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Solution

The fourth proportional to 70,698.72, 97,563.18 and 38,432.27 is: 53,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698.72 : 97,563.18 = 38,432.27 : x
  2. Step 2: Convert to fraction form
    70,698.72/97,563.18 = 38,432.27/x
  3. Step 3: Cross multiply
    70,698.72x = 97,563.18 × 38,432.27
  4. Step 4: Simplify right side
    70,698.72x = 3,749,573,988.00
  5. Step 5: Solve for x
    x = 3,749,573,988.00/70,698.72
  6. Step 6: Final answer
    x = 53,035.96

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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.