Home / 213,331.24-294,392.10-117,830.44

Finding the Fourth Proportional to 213,331.24, 294,392.10 and 117,830.44

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Solution

The fourth proportional to 213,331.24, 294,392.10 and 117,830.44 is: 162,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,331.24 : 294,392.10 = 117,830.44 : x
  2. Step 2: Convert to fraction form
    213,331.24/294,392.10 = 117,830.44/x
  3. Step 3: Cross multiply
    213,331.24x = 294,392.10 × 117,830.44
  4. Step 4: Simplify right side
    213,331.24x = 34,688,350,675.52
  5. Step 5: Solve for x
    x = 34,688,350,675.52/213,331.24
  6. Step 6: Final answer
    x = 162,603.24

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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.