Home / 255,729.85-352,900.40-141,006.53

Finding the Fourth Proportional to 255,729.85, 352,900.40 and 141,006.53

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Solution

The fourth proportional to 255,729.85, 352,900.40 and 141,006.53 is: 194,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,729.85 : 352,900.40 = 141,006.53 : x
  2. Step 2: Convert to fraction form
    255,729.85/352,900.40 = 141,006.53/x
  3. Step 3: Cross multiply
    255,729.85x = 352,900.40 × 141,006.53
  4. Step 4: Simplify right side
    255,729.85x = 49,761,261,513.10
  5. Step 5: Solve for x
    x = 49,761,261,513.10/255,729.85
  6. Step 6: Final answer
    x = 194,585.27

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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.