Home / 237,825.27-328,186.32-135,830.67

Finding the Fourth Proportional to 237,825.27, 328,186.32 and 135,830.67

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Solution

The fourth proportional to 237,825.27, 328,186.32 and 135,830.67 is: 187,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,825.27 : 328,186.32 = 135,830.67 : x
  2. Step 2: Convert to fraction form
    237,825.27/328,186.32 = 135,830.67/x
  3. Step 3: Cross multiply
    237,825.27x = 328,186.32 × 135,830.67
  4. Step 4: Simplify right side
    237,825.27x = 44,577,767,730.43
  5. Step 5: Solve for x
    x = 44,577,767,730.43/237,825.27
  6. Step 6: Final answer
    x = 187,439.16

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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.