Home / 257,801.06-355,767.90-144,626.24

Finding the Fourth Proportional to 257,801.06, 355,767.90 and 144,626.24

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Solution

The fourth proportional to 257,801.06, 355,767.90 and 144,626.24 is: 199,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,801.06 : 355,767.90 = 144,626.24 : x
  2. Step 2: Convert to fraction form
    257,801.06/355,767.90 = 144,626.24/x
  3. Step 3: Cross multiply
    257,801.06x = 355,767.90 × 144,626.24
  4. Step 4: Simplify right side
    257,801.06x = 51,453,374,036.77
  5. Step 5: Solve for x
    x = 51,453,374,036.77/257,801.06
  6. Step 6: Final answer
    x = 199,585.58

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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.