Home / 61,861.16-85,438.34-41,683.01

Finding the Fourth Proportional to 61,861.16, 85,438.34 and 41,683.01

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Solution

The fourth proportional to 61,861.16, 85,438.34 and 41,683.01 is: 57,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861.16 : 85,438.34 = 41,683.01 : x
  2. Step 2: Convert to fraction form
    61,861.16/85,438.34 = 41,683.01/x
  3. Step 3: Cross multiply
    61,861.16x = 85,438.34 × 41,683.01
  4. Step 4: Simplify right side
    61,861.16x = 3,561,326,545.00
  5. Step 5: Solve for x
    x = 3,561,326,545.00/61,861.16
  6. Step 6: Final answer
    x = 57,569.67

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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.