Home / 70,850.17-97,745.44-40,619.35

Finding the Fourth Proportional to 70,850.17, 97,745.44 and 40,619.35

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Solution

The fourth proportional to 70,850.17, 97,745.44 and 40,619.35 is: 56,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,850.17 : 97,745.44 = 40,619.35 : x
  2. Step 2: Convert to fraction form
    70,850.17/97,745.44 = 40,619.35/x
  3. Step 3: Cross multiply
    70,850.17x = 97,745.44 × 40,619.35
  4. Step 4: Simplify right side
    70,850.17x = 3,970,356,238.26
  5. Step 5: Solve for x
    x = 3,970,356,238.26/70,850.17
  6. Step 6: Final answer
    x = 56,038.77

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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.