Home / 104,294.07-156,445.66-51,030.90

Finding the Fourth Proportional to 104,294.07, 156,445.66 and 51,030.90

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Solution

The fourth proportional to 104,294.07, 156,445.66 and 51,030.90 is: 76,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294.07 : 156,445.66 = 51,030.90 : x
  2. Step 2: Convert to fraction form
    104,294.07/156,445.66 = 51,030.90/x
  3. Step 3: Cross multiply
    104,294.07x = 156,445.66 × 51,030.90
  4. Step 4: Simplify right side
    104,294.07x = 7,983,562,830.89
  5. Step 5: Solve for x
    x = 7,983,562,830.89/104,294.07
  6. Step 6: Final answer
    x = 76,548.58

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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.