Home / 104,741.30-144,630.33-97,143.50

Finding the Fourth Proportional to 104,741.30, 144,630.33 and 97,143.50

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Solution

The fourth proportional to 104,741.30, 144,630.33 and 97,143.50 is: 134,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.30 : 144,630.33 = 97,143.50 : x
  2. Step 2: Convert to fraction form
    104,741.30/144,630.33 = 97,143.50/x
  3. Step 3: Cross multiply
    104,741.30x = 144,630.33 × 97,143.50
  4. Step 4: Simplify right side
    104,741.30x = 14,049,896,462.36
  5. Step 5: Solve for x
    x = 14,049,896,462.36/104,741.30
  6. Step 6: Final answer
    x = 134,139.03

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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.