Home / 255,931.12-353,182.60-141,210.82

Finding the Fourth Proportional to 255,931.12, 353,182.60 and 141,210.82

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Solution

The fourth proportional to 255,931.12, 353,182.60 and 141,210.82 is: 194,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,931.12 : 353,182.60 = 141,210.82 : x
  2. Step 2: Convert to fraction form
    255,931.12/353,182.60 = 141,210.82/x
  3. Step 3: Cross multiply
    255,931.12x = 353,182.60 × 141,210.82
  4. Step 4: Simplify right side
    255,931.12x = 49,873,204,555.73
  5. Step 5: Solve for x
    x = 49,873,204,555.73/255,931.12
  6. Step 6: Final answer
    x = 194,869.64

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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.