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Finding the Fourth Proportional to 196,970.92, 295,252.26 and 91,703.32

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Solution

The fourth proportional to 196,970.92, 295,252.26 and 91,703.32 is: 137,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,970.92 : 295,252.26 = 91,703.32 : x
  2. Step 2: Convert to fraction form
    196,970.92/295,252.26 = 91,703.32/x
  3. Step 3: Cross multiply
    196,970.92x = 295,252.26 × 91,703.32
  4. Step 4: Simplify right side
    196,970.92x = 27,075,612,479.50
  5. Step 5: Solve for x
    x = 27,075,612,479.50/196,970.92
  6. Step 6: Final answer
    x = 137,459.95

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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.