Home / 192,954.08-289,477.10-66,595.40

Finding the Fourth Proportional to 192,954.08, 289,477.10 and 66,595.40

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Solution

The fourth proportional to 192,954.08, 289,477.10 and 66,595.40 is: 99,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,954.08 : 289,477.10 = 66,595.40 : x
  2. Step 2: Convert to fraction form
    192,954.08/289,477.10 = 66,595.40/x
  3. Step 3: Cross multiply
    192,954.08x = 289,477.10 × 66,595.40
  4. Step 4: Simplify right side
    192,954.08x = 19,277,841,484.98
  5. Step 5: Solve for x
    x = 19,277,841,484.98/192,954.08
  6. Step 6: Final answer
    x = 99,908.96

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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.