Home / 89,658.36-134,505.27-26,479.62

Finding the Fourth Proportional to 89,658.36, 134,505.27 and 26,479.62

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Solution

The fourth proportional to 89,658.36, 134,505.27 and 26,479.62 is: 39,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,658.36 : 134,505.27 = 26,479.62 : x
  2. Step 2: Convert to fraction form
    89,658.36/134,505.27 = 26,479.62/x
  3. Step 3: Cross multiply
    89,658.36x = 134,505.27 × 26,479.62
  4. Step 4: Simplify right side
    89,658.36x = 3,561,648,437.60
  5. Step 5: Solve for x
    x = 3,561,648,437.60/89,658.36
  6. Step 6: Final answer
    x = 39,724.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.