Home / 190,156.50-262,405.99-104,098.98

Finding the Fourth Proportional to 190,156.50, 262,405.99 and 104,098.98

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Solution

The fourth proportional to 190,156.50, 262,405.99 and 104,098.98 is: 143,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,156.50 : 262,405.99 = 104,098.98 : x
  2. Step 2: Convert to fraction form
    190,156.50/262,405.99 = 104,098.98/x
  3. Step 3: Cross multiply
    190,156.50x = 262,405.99 × 104,098.98
  4. Step 4: Simplify right side
    190,156.50x = 27,316,197,019.04
  5. Step 5: Solve for x
    x = 27,316,197,019.04/190,156.50
  6. Step 6: Final answer
    x = 143,651.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.