Home / 104,526.30-156,991.05-89,567.22

Finding the Fourth Proportional to 104,526.30, 156,991.05 and 89,567.22

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Solution

The fourth proportional to 104,526.30, 156,991.05 and 89,567.22 is: 134,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,526.30 : 156,991.05 = 89,567.22 : x
  2. Step 2: Convert to fraction form
    104,526.30/156,991.05 = 89,567.22/x
  3. Step 3: Cross multiply
    104,526.30x = 156,991.05 × 89,567.22
  4. Step 4: Simplify right side
    104,526.30x = 14,061,251,913.38
  5. Step 5: Solve for x
    x = 14,061,251,913.38/104,526.30
  6. Step 6: Final answer
    x = 134,523.58

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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.