Home / 197,133.40-296,045.70-190,912.60

Finding the Fourth Proportional to 197,133.40, 296,045.70 and 190,912.60

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Solution

The fourth proportional to 197,133.40, 296,045.70 and 190,912.60 is: 286,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,133.40 : 296,045.70 = 190,912.60 : x
  2. Step 2: Convert to fraction form
    197,133.40/296,045.70 = 190,912.60/x
  3. Step 3: Cross multiply
    197,133.40x = 296,045.70 × 190,912.60
  4. Step 4: Simplify right side
    197,133.40x = 56,518,854,305.82
  5. Step 5: Solve for x
    x = 56,518,854,305.82/197,133.40
  6. Step 6: Final answer
    x = 286,703.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.