Home / 190,329.84-262,658.54-104,283.20

Finding the Fourth Proportional to 190,329.84, 262,658.54 and 104,283.20

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Solution

The fourth proportional to 190,329.84, 262,658.54 and 104,283.20 is: 143,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,329.84 : 262,658.54 = 104,283.20 : x
  2. Step 2: Convert to fraction form
    190,329.84/262,658.54 = 104,283.20/x
  3. Step 3: Cross multiply
    190,329.84x = 262,658.54 × 104,283.20
  4. Step 4: Simplify right side
    190,329.84x = 27,390,871,223.82
  5. Step 5: Solve for x
    x = 27,390,871,223.82/190,329.84
  6. Step 6: Final answer
    x = 143,912.65

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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.