Home / 196,415.18-294,394.28-112,234.36

Finding the Fourth Proportional to 196,415.18, 294,394.28 and 112,234.36

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Solution

The fourth proportional to 196,415.18, 294,394.28 and 112,234.36 is: 168,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,415.18 : 294,394.28 = 112,234.36 : x
  2. Step 2: Convert to fraction form
    196,415.18/294,394.28 = 112,234.36/x
  3. Step 3: Cross multiply
    196,415.18x = 294,394.28 × 112,234.36
  4. Step 4: Simplify right side
    196,415.18x = 33,041,153,603.46
  5. Step 5: Solve for x
    x = 33,041,153,603.46/196,415.18
  6. Step 6: Final answer
    x = 168,220.98

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1.5x scale

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.