Home / 196,009.40-294,167.70-90,841.40

Finding the Fourth Proportional to 196,009.40, 294,167.70 and 90,841.40

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Solution

The fourth proportional to 196,009.40, 294,167.70 and 90,841.40 is: 136,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,009.40 : 294,167.70 = 90,841.40 : x
  2. Step 2: Convert to fraction form
    196,009.40/294,167.70 = 90,841.40/x
  3. Step 3: Cross multiply
    196,009.40x = 294,167.70 × 90,841.40
  4. Step 4: Simplify right side
    196,009.40x = 26,722,605,702.78
  5. Step 5: Solve for x
    x = 26,722,605,702.78/196,009.40
  6. Step 6: Final answer
    x = 136,333.29

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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.