Home / 190,195.30-285,292.68-57,075.34

Finding the Fourth Proportional to 190,195.30, 285,292.68 and 57,075.34

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Solution

The fourth proportional to 190,195.30, 285,292.68 and 57,075.34 is: 85,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,195.30 : 285,292.68 = 57,075.34 : x
  2. Step 2: Convert to fraction form
    190,195.30/285,292.68 = 57,075.34/x
  3. Step 3: Cross multiply
    190,195.30x = 285,292.68 × 57,075.34
  4. Step 4: Simplify right side
    190,195.30x = 16,283,176,710.51
  5. Step 5: Solve for x
    x = 16,283,176,710.51/190,195.30
  6. Step 6: Final answer
    x = 85,612.93

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1.5x scale

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.