Home / 140,328.33-193,653.28-79,899.00

Finding the Fourth Proportional to 140,328.33, 193,653.28 and 79,899.00

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Solution

The fourth proportional to 140,328.33, 193,653.28 and 79,899.00 is: 110,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,328.33 : 193,653.28 = 79,899.00 : x
  2. Step 2: Convert to fraction form
    140,328.33/193,653.28 = 79,899.00/x
  3. Step 3: Cross multiply
    140,328.33x = 193,653.28 × 79,899.00
  4. Step 4: Simplify right side
    140,328.33x = 15,472,702,792.39
  5. Step 5: Solve for x
    x = 15,472,702,792.39/140,328.33
  6. Step 6: Final answer
    x = 110,260.72

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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.