Home / 237,950.34-328,381.74-142,438.59

Finding the Fourth Proportional to 237,950.34, 328,381.74 and 142,438.59

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Solution

The fourth proportional to 237,950.34, 328,381.74 and 142,438.59 is: 196,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,950.34 : 328,381.74 = 142,438.59 : x
  2. Step 2: Convert to fraction form
    237,950.34/328,381.74 = 142,438.59/x
  3. Step 3: Cross multiply
    237,950.34x = 328,381.74 × 142,438.59
  4. Step 4: Simplify right side
    237,950.34x = 46,774,232,027.35
  5. Step 5: Solve for x
    x = 46,774,232,027.35/237,950.34
  6. Step 6: Final answer
    x = 196,571.40

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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.