Home / 70,769.34-97,664.02-40,560.45

Finding the Fourth Proportional to 70,769.34, 97,664.02 and 40,560.45

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Solution

The fourth proportional to 70,769.34, 97,664.02 and 40,560.45 is: 55,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,769.34 : 97,664.02 = 40,560.45 : x
  2. Step 2: Convert to fraction form
    70,769.34/97,664.02 = 40,560.45/x
  3. Step 3: Cross multiply
    70,769.34x = 97,664.02 × 40,560.45
  4. Step 4: Simplify right side
    70,769.34x = 3,961,296,600.01
  5. Step 5: Solve for x
    x = 3,961,296,600.01/70,769.34
  6. Step 6: Final answer
    x = 55,974.76

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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.