Home / 96,980.72-145,471.28-26,860.23

Finding the Fourth Proportional to 96,980.72, 145,471.28 and 26,860.23

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Solution

The fourth proportional to 96,980.72, 145,471.28 and 26,860.23 is: 40,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,980.72 : 145,471.28 = 26,860.23 : x
  2. Step 2: Convert to fraction form
    96,980.72/145,471.28 = 26,860.23/x
  3. Step 3: Cross multiply
    96,980.72x = 145,471.28 × 26,860.23
  4. Step 4: Simplify right side
    96,980.72x = 3,907,391,904.89
  5. Step 5: Solve for x
    x = 3,907,391,904.89/96,980.72
  6. Step 6: Final answer
    x = 40,290.40

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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.