Home / 195,423.60-293,135.40-127,772.40

Finding the Fourth Proportional to 195,423.60, 293,135.40 and 127,772.40

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Solution

The fourth proportional to 195,423.60, 293,135.40 and 127,772.40 is: 191,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,423.60 : 293,135.40 = 127,772.40 : x
  2. Step 2: Convert to fraction form
    195,423.60/293,135.40 = 127,772.40/x
  3. Step 3: Cross multiply
    195,423.60x = 293,135.40 × 127,772.40
  4. Step 4: Simplify right side
    195,423.60x = 37,454,613,582.96
  5. Step 5: Solve for x
    x = 37,454,613,582.96/195,423.60
  6. Step 6: Final answer
    x = 191,658.60

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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.