Home / 253,734.87-380,556.30-101,925.84

Finding the Fourth Proportional to 253,734.87, 380,556.30 and 101,925.84

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Solution

The fourth proportional to 253,734.87, 380,556.30 and 101,925.84 is: 152,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,734.87 : 380,556.30 = 101,925.84 : x
  2. Step 2: Convert to fraction form
    253,734.87/380,556.30 = 101,925.84/x
  3. Step 3: Cross multiply
    253,734.87x = 380,556.30 × 101,925.84
  4. Step 4: Simplify right side
    253,734.87x = 38,788,520,544.79
  5. Step 5: Solve for x
    x = 38,788,520,544.79/253,734.87
  6. Step 6: Final answer
    x = 152,870.28

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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.