Home / 190,681.63-285,983.26-181,197.34

Finding the Fourth Proportional to 190,681.63, 285,983.26 and 181,197.34

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Solution

The fourth proportional to 190,681.63, 285,983.26 and 181,197.34 is: 271,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,681.63 : 285,983.26 = 181,197.34 : x
  2. Step 2: Convert to fraction form
    190,681.63/285,983.26 = 181,197.34/x
  3. Step 3: Cross multiply
    190,681.63x = 285,983.26 × 181,197.34
  4. Step 4: Simplify right side
    190,681.63x = 51,819,404,828.58
  5. Step 5: Solve for x
    x = 51,819,404,828.58/190,681.63
  6. Step 6: Final answer
    x = 271,758.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.