Home / 70,629.99-97,476.24-40,419.62

Finding the Fourth Proportional to 70,629.99, 97,476.24 and 40,419.62

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Solution

The fourth proportional to 70,629.99, 97,476.24 and 40,419.62 is: 55,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,629.99 : 97,476.24 = 40,419.62 : x
  2. Step 2: Convert to fraction form
    70,629.99/97,476.24 = 40,419.62/x
  3. Step 3: Cross multiply
    70,629.99x = 97,476.24 × 40,419.62
  4. Step 4: Simplify right side
    70,629.99x = 3,939,952,579.83
  5. Step 5: Solve for x
    x = 3,939,952,579.83/70,629.99
  6. Step 6: Final answer
    x = 55,783.00

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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.