Home / 237,735.81-328,109.05-147,120.95

Finding the Fourth Proportional to 237,735.81, 328,109.05 and 147,120.95

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Solution

The fourth proportional to 237,735.81, 328,109.05 and 147,120.95 is: 203,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,735.81 : 328,109.05 = 147,120.95 : x
  2. Step 2: Convert to fraction form
    237,735.81/328,109.05 = 147,120.95/x
  3. Step 3: Cross multiply
    237,735.81x = 328,109.05 × 147,120.95
  4. Step 4: Simplify right side
    237,735.81x = 48,271,714,403.99
  5. Step 5: Solve for x
    x = 48,271,714,403.99/237,735.81
  6. Step 6: Final answer
    x = 203,047.73

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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.