Home / 93,856.67-129,525.44-51,415.20

Finding the Fourth Proportional to 93,856.67, 129,525.44 and 51,415.20

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Solution

The fourth proportional to 93,856.67, 129,525.44 and 51,415.20 is: 70,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,856.67 : 129,525.44 = 51,415.20 : x
  2. Step 2: Convert to fraction form
    93,856.67/129,525.44 = 51,415.20/x
  3. Step 3: Cross multiply
    93,856.67x = 129,525.44 × 51,415.20
  4. Step 4: Simplify right side
    93,856.67x = 6,659,576,145.61
  5. Step 5: Solve for x
    x = 6,659,576,145.61/93,856.67
  6. Step 6: Final answer
    x = 70,954.75

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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.