Home / 70,723.02-97,597.64-40,518.12

Finding the Fourth Proportional to 70,723.02, 97,597.64 and 40,518.12

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Solution

The fourth proportional to 70,723.02, 97,597.64 and 40,518.12 is: 55,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723.02 : 97,597.64 = 40,518.12 : x
  2. Step 2: Convert to fraction form
    70,723.02/97,597.64 = 40,518.12/x
  3. Step 3: Cross multiply
    70,723.02x = 97,597.64 × 40,518.12
  4. Step 4: Simplify right side
    70,723.02x = 3,954,472,889.24
  5. Step 5: Solve for x
    x = 3,954,472,889.24/70,723.02
  6. Step 6: Final answer
    x = 55,914.93

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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.