Home / 71,330.01-106,526.62-57,311.34

Finding the Fourth Proportional to 71,330.01, 106,526.62 and 57,311.34

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Solution

The fourth proportional to 71,330.01, 106,526.62 and 57,311.34 is: 85,590.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,330.01 : 106,526.62 = 57,311.34 : x
  2. Step 2: Convert to fraction form
    71,330.01/106,526.62 = 57,311.34/x
  3. Step 3: Cross multiply
    71,330.01x = 106,526.62 × 57,311.34
  4. Step 4: Simplify right side
    71,330.01x = 6,105,183,337.87
  5. Step 5: Solve for x
    x = 6,105,183,337.87/71,330.01
  6. Step 6: Final answer
    x = 85,590.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.