Home / 70,656.81-97,504.36-40,441.12

Finding the Fourth Proportional to 70,656.81, 97,504.36 and 40,441.12

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Solution

The fourth proportional to 70,656.81, 97,504.36 and 40,441.12 is: 55,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,656.81 : 97,504.36 = 40,441.12 : x
  2. Step 2: Convert to fraction form
    70,656.81/97,504.36 = 40,441.12/x
  3. Step 3: Cross multiply
    70,656.81x = 97,504.36 × 40,441.12
  4. Step 4: Simplify right side
    70,656.81x = 3,943,185,726.88
  5. Step 5: Solve for x
    x = 3,943,185,726.88/70,656.81
  6. Step 6: Final answer
    x = 55,807.59

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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.