Home / 70,724.77-97,592.81-40,511.37

Finding the Fourth Proportional to 70,724.77, 97,592.81 and 40,511.37

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Solution

The fourth proportional to 70,724.77, 97,592.81 and 40,511.37 is: 55,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,724.77 : 97,592.81 = 40,511.37 : x
  2. Step 2: Convert to fraction form
    70,724.77/97,592.81 = 40,511.37/x
  3. Step 3: Cross multiply
    70,724.77x = 97,592.81 × 40,511.37
  4. Step 4: Simplify right side
    70,724.77x = 3,953,618,217.16
  5. Step 5: Solve for x
    x = 3,953,618,217.16/70,724.77
  6. Step 6: Final answer
    x = 55,901.46

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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.