Home / 190,152.94-262,400.64-104,095.28

Finding the Fourth Proportional to 190,152.94, 262,400.64 and 104,095.28

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Solution

The fourth proportional to 190,152.94, 262,400.64 and 104,095.28 is: 143,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,152.94 : 262,400.64 = 104,095.28 : x
  2. Step 2: Convert to fraction form
    190,152.94/262,400.64 = 104,095.28/x
  3. Step 3: Cross multiply
    190,152.94x = 262,400.64 × 104,095.28
  4. Step 4: Simplify right side
    190,152.94x = 27,314,666,780.98
  5. Step 5: Solve for x
    x = 27,314,666,780.98/190,152.94
  6. Step 6: Final answer
    x = 143,645.78

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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.