Home / 215,029.42-296,748.21-118,240.62

Finding the Fourth Proportional to 215,029.42, 296,748.21 and 118,240.62

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Solution

The fourth proportional to 215,029.42, 296,748.21 and 118,240.62 is: 163,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,029.42 : 296,748.21 = 118,240.62 : x
  2. Step 2: Convert to fraction form
    215,029.42/296,748.21 = 118,240.62/x
  3. Step 3: Cross multiply
    215,029.42x = 296,748.21 × 118,240.62
  4. Step 4: Simplify right side
    215,029.42x = 35,087,692,334.29
  5. Step 5: Solve for x
    x = 35,087,692,334.29/215,029.42
  6. Step 6: Final answer
    x = 163,176.24

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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.