Home / 141,654.51-195,424.65-84,282.36

Finding the Fourth Proportional to 141,654.51, 195,424.65 and 84,282.36

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Solution

The fourth proportional to 141,654.51, 195,424.65 and 84,282.36 is: 116,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,654.51 : 195,424.65 = 84,282.36 : x
  2. Step 2: Convert to fraction form
    141,654.51/195,424.65 = 84,282.36/x
  3. Step 3: Cross multiply
    141,654.51x = 195,424.65 × 84,282.36
  4. Step 4: Simplify right side
    141,654.51x = 16,470,850,704.17
  5. Step 5: Solve for x
    x = 16,470,850,704.17/141,654.51
  6. Step 6: Final answer
    x = 116,274.81

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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.