Home / 104,421.67-156,632.51-25,534.96

Finding the Fourth Proportional to 104,421.67, 156,632.51 and 25,534.96

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Solution

The fourth proportional to 104,421.67, 156,632.51 and 25,534.96 is: 38,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,421.67 : 156,632.51 = 25,534.96 : x
  2. Step 2: Convert to fraction form
    104,421.67/156,632.51 = 25,534.96/x
  3. Step 3: Cross multiply
    104,421.67x = 156,632.51 × 25,534.96
  4. Step 4: Simplify right side
    104,421.67x = 3,999,604,877.55
  5. Step 5: Solve for x
    x = 3,999,604,877.55/104,421.67
  6. Step 6: Final answer
    x = 38,302.44

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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.