Home / 190,655.14-285,984.75-57,536.59

Finding the Fourth Proportional to 190,655.14, 285,984.75 and 57,536.59

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Solution

The fourth proportional to 190,655.14, 285,984.75 and 57,536.59 is: 86,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,655.14 : 285,984.75 = 57,536.59 : x
  2. Step 2: Convert to fraction form
    190,655.14/285,984.75 = 57,536.59/x
  3. Step 3: Cross multiply
    190,655.14x = 285,984.75 × 57,536.59
  4. Step 4: Simplify right side
    190,655.14x = 16,454,587,307.00
  5. Step 5: Solve for x
    x = 16,454,587,307.00/190,655.14
  6. Step 6: Final answer
    x = 86,305.50

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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.