Home / 194,554.47-291,744.23-188,430.87

Finding the Fourth Proportional to 194,554.47, 291,744.23 and 188,430.87

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Solution

The fourth proportional to 194,554.47, 291,744.23 and 188,430.87 is: 282,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,554.47 : 291,744.23 = 188,430.87 : x
  2. Step 2: Convert to fraction form
    194,554.47/291,744.23 = 188,430.87/x
  3. Step 3: Cross multiply
    194,554.47x = 291,744.23 × 188,430.87
  4. Step 4: Simplify right side
    194,554.47x = 54,973,618,134.23
  5. Step 5: Solve for x
    x = 54,973,618,134.23/194,554.47
  6. Step 6: Final answer
    x = 282,561.58

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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.