Home / 199,288.55-298,726.81-92,585.45

Finding the Fourth Proportional to 199,288.55, 298,726.81 and 92,585.45

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Solution

The fourth proportional to 199,288.55, 298,726.81 and 92,585.45 is: 138,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,288.55 : 298,726.81 = 92,585.45 : x
  2. Step 2: Convert to fraction form
    199,288.55/298,726.81 = 92,585.45/x
  3. Step 3: Cross multiply
    199,288.55x = 298,726.81 × 92,585.45
  4. Step 4: Simplify right side
    199,288.55x = 27,657,756,130.91
  5. Step 5: Solve for x
    x = 27,657,756,130.91/199,288.55
  6. Step 6: Final answer
    x = 138,782.46

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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.