Home / 104,615.34-144,358.38-62,165.67

Finding the Fourth Proportional to 104,615.34, 144,358.38 and 62,165.67

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Solution

The fourth proportional to 104,615.34, 144,358.38 and 62,165.67 is: 85,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,615.34 : 144,358.38 = 62,165.67 : x
  2. Step 2: Convert to fraction form
    104,615.34/144,358.38 = 62,165.67/x
  3. Step 3: Cross multiply
    104,615.34x = 144,358.38 × 62,165.67
  4. Step 4: Simplify right side
    104,615.34x = 8,974,135,412.81
  5. Step 5: Solve for x
    x = 8,974,135,412.81/104,615.34
  6. Step 6: Final answer
    x = 85,782.21

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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.