Home / 195,865.60-293,798.40-140,569.60

Finding the Fourth Proportional to 195,865.60, 293,798.40 and 140,569.60

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Solution

The fourth proportional to 195,865.60, 293,798.40 and 140,569.60 is: 210,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,865.60 : 293,798.40 = 140,569.60 : x
  2. Step 2: Convert to fraction form
    195,865.60/293,798.40 = 140,569.60/x
  3. Step 3: Cross multiply
    195,865.60x = 293,798.40 × 140,569.60
  4. Step 4: Simplify right side
    195,865.60x = 41,299,123,568.64
  5. Step 5: Solve for x
    x = 41,299,123,568.64/195,865.60
  6. Step 6: Final answer
    x = 210,854.40

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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.