Home / 262,009.07-361,573.84-153,119.76

Finding the Fourth Proportional to 262,009.07, 361,573.84 and 153,119.76

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Solution

The fourth proportional to 262,009.07, 361,573.84 and 153,119.76 is: 211,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,009.07 : 361,573.84 = 153,119.76 : x
  2. Step 2: Convert to fraction form
    262,009.07/361,573.84 = 153,119.76/x
  3. Step 3: Cross multiply
    262,009.07x = 361,573.84 × 153,119.76
  4. Step 4: Simplify right side
    262,009.07x = 55,364,099,603.08
  5. Step 5: Solve for x
    x = 55,364,099,603.08/262,009.07
  6. Step 6: Final answer
    x = 211,306.04

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1.5x scale

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.