Home / 70,816.10-97,742.84-40,600.87

Finding the Fourth Proportional to 70,816.10, 97,742.84 and 40,600.87

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Solution

The fourth proportional to 70,816.10, 97,742.84 and 40,600.87 is: 56,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,816.10 : 97,742.84 = 40,600.87 : x
  2. Step 2: Convert to fraction form
    70,816.10/97,742.84 = 40,600.87/x
  3. Step 3: Cross multiply
    70,816.10x = 97,742.84 × 40,600.87
  4. Step 4: Simplify right side
    70,816.10x = 3,968,443,892.91
  5. Step 5: Solve for x
    x = 3,968,443,892.91/70,816.10
  6. Step 6: Final answer
    x = 56,038.73

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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.