Home / 70,971.42-97,937.26-40,735.47

Finding the Fourth Proportional to 70,971.42, 97,937.26 and 40,735.47

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Solution

The fourth proportional to 70,971.42, 97,937.26 and 40,735.47 is: 56,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,971.42 : 97,937.26 = 40,735.47 : x
  2. Step 2: Convert to fraction form
    70,971.42/97,937.26 = 40,735.47/x
  3. Step 3: Cross multiply
    70,971.42x = 97,937.26 × 40,735.47
  4. Step 4: Simplify right side
    70,971.42x = 3,989,520,316.61
  5. Step 5: Solve for x
    x = 3,989,520,316.61/70,971.42
  6. Step 6: Final answer
    x = 56,213.05

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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.