Home / 196,490.08-294,488.40-84,038

Finding the Fourth Proportional to 196,490.08, 294,488.40 and 84,038

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Solution

The fourth proportional to 196,490.08, 294,488.40 and 84,038 is: 125,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,490.08 : 294,488.40 = 84,038 : x
  2. Step 2: Convert to fraction form
    196,490.08/294,488.40 = 84,038/x
  3. Step 3: Cross multiply
    196,490.08x = 294,488.40 × 84,038
  4. Step 4: Simplify right side
    196,490.08x = 24,748,216,159.20
  5. Step 5: Solve for x
    x = 24,748,216,159.20/196,490.08
  6. Step 6: Final answer
    x = 125,951.48

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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.