Home / 261,460.43-360,808.39-148,280.75

Finding the Fourth Proportional to 261,460.43, 360,808.39 and 148,280.75

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Solution

The fourth proportional to 261,460.43, 360,808.39 and 148,280.75 is: 204,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,460.43 : 360,808.39 = 148,280.75 : x
  2. Step 2: Convert to fraction form
    261,460.43/360,808.39 = 148,280.75/x
  3. Step 3: Cross multiply
    261,460.43x = 360,808.39 × 148,280.75
  4. Step 4: Simplify right side
    261,460.43x = 53,500,938,675.49
  5. Step 5: Solve for x
    x = 53,500,938,675.49/261,460.43
  6. Step 6: Final answer
    x = 204,623.46

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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.