Home / 190,153.06-262,400.81-104,095.40

Finding the Fourth Proportional to 190,153.06, 262,400.81 and 104,095.40

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Solution

The fourth proportional to 190,153.06, 262,400.81 and 104,095.40 is: 143,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,153.06 : 262,400.81 = 104,095.40 : x
  2. Step 2: Convert to fraction form
    190,153.06/262,400.81 = 104,095.40/x
  3. Step 3: Cross multiply
    190,153.06x = 262,400.81 × 104,095.40
  4. Step 4: Simplify right side
    190,153.06x = 27,314,717,277.27
  5. Step 5: Solve for x
    x = 27,314,717,277.27/190,153.06
  6. Step 6: Final answer
    x = 143,645.95

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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.