Home / 268,152.48-401,865.84-101,849.76

Finding the Fourth Proportional to 268,152.48, 401,865.84 and 101,849.76

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Solution

The fourth proportional to 268,152.48, 401,865.84 and 101,849.76 is: 152,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,152.48 : 401,865.84 = 101,849.76 : x
  2. Step 2: Convert to fraction form
    268,152.48/401,865.84 = 101,849.76/x
  3. Step 3: Cross multiply
    268,152.48x = 401,865.84 × 101,849.76
  4. Step 4: Simplify right side
    268,152.48x = 40,929,939,356.20
  5. Step 5: Solve for x
    x = 40,929,939,356.20/268,152.48
  6. Step 6: Final answer
    x = 152,636.81

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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.