Home / 237,935.89-328,238.35-142,424.13

Finding the Fourth Proportional to 237,935.89, 328,238.35 and 142,424.13

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Solution

The fourth proportional to 237,935.89, 328,238.35 and 142,424.13 is: 196,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,935.89 : 328,238.35 = 142,424.13 : x
  2. Step 2: Convert to fraction form
    237,935.89/328,238.35 = 142,424.13/x
  3. Step 3: Cross multiply
    237,935.89x = 328,238.35 × 142,424.13
  4. Step 4: Simplify right side
    237,935.89x = 46,749,061,075.33
  5. Step 5: Solve for x
    x = 46,749,061,075.33/237,935.89
  6. Step 6: Final answer
    x = 196,477.55

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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.