Home / 125,733.03-173,536.20-72,054.03

Finding the Fourth Proportional to 125,733.03, 173,536.20 and 72,054.03

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Solution

The fourth proportional to 125,733.03, 173,536.20 and 72,054.03 is: 99,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,733.03 : 173,536.20 = 72,054.03 : x
  2. Step 2: Convert to fraction form
    125,733.03/173,536.20 = 72,054.03/x
  3. Step 3: Cross multiply
    125,733.03x = 173,536.20 × 72,054.03
  4. Step 4: Simplify right side
    125,733.03x = 12,503,982,560.89
  5. Step 5: Solve for x
    x = 12,503,982,560.89/125,733.03
  6. Step 6: Final answer
    x = 99,448.67

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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.