Home / 196,581.06-294,886.98-70,248.60

Finding the Fourth Proportional to 196,581.06, 294,886.98 and 70,248.60

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Solution

The fourth proportional to 196,581.06, 294,886.98 and 70,248.60 is: 105,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,581.06 : 294,886.98 = 70,248.60 : x
  2. Step 2: Convert to fraction form
    196,581.06/294,886.98 = 70,248.60/x
  3. Step 3: Cross multiply
    196,581.06x = 294,886.98 × 70,248.60
  4. Step 4: Simplify right side
    196,581.06x = 20,715,397,503.23
  5. Step 5: Solve for x
    x = 20,715,397,503.23/196,581.06
  6. Step 6: Final answer
    x = 105,378.40

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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.