Home / 69,900.18-96,459.26-38,069.16

Finding the Fourth Proportional to 69,900.18, 96,459.26 and 38,069.16

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Solution

The fourth proportional to 69,900.18, 96,459.26 and 38,069.16 is: 52,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,900.18 : 96,459.26 = 38,069.16 : x
  2. Step 2: Convert to fraction form
    69,900.18/96,459.26 = 38,069.16/x
  3. Step 3: Cross multiply
    69,900.18x = 96,459.26 × 38,069.16
  4. Step 4: Simplify right side
    69,900.18x = 3,672,123,002.42
  5. Step 5: Solve for x
    x = 3,672,123,002.42/69,900.18
  6. Step 6: Final answer
    x = 52,533.81

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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.