Home / 189,075.48-260,923.64-104,192.52

Finding the Fourth Proportional to 189,075.48, 260,923.64 and 104,192.52

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Solution

The fourth proportional to 189,075.48, 260,923.64 and 104,192.52 is: 143,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,075.48 : 260,923.64 = 104,192.52 : x
  2. Step 2: Convert to fraction form
    189,075.48/260,923.64 = 104,192.52/x
  3. Step 3: Cross multiply
    189,075.48x = 260,923.64 × 104,192.52
  4. Step 4: Simplify right side
    189,075.48x = 27,186,291,058.21
  5. Step 5: Solve for x
    x = 27,186,291,058.21/189,075.48
  6. Step 6: Final answer
    x = 143,785.39

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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.