Home / 199,518.26-299,282.55-57,357.79

Finding the Fourth Proportional to 199,518.26, 299,282.55 and 57,357.79

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Solution

The fourth proportional to 199,518.26, 299,282.55 and 57,357.79 is: 86,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,518.26 : 299,282.55 = 57,357.79 : x
  2. Step 2: Convert to fraction form
    199,518.26/299,282.55 = 57,357.79/x
  3. Step 3: Cross multiply
    199,518.26x = 299,282.55 × 57,357.79
  4. Step 4: Simplify right side
    199,518.26x = 17,166,184,690.27
  5. Step 5: Solve for x
    x = 17,166,184,690.27/199,518.26
  6. Step 6: Final answer
    x = 86,038.17

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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.