Home / 53,127.06-79,739.82-26,850.30

Finding the Fourth Proportional to 53,127.06, 79,739.82 and 26,850.30

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Solution

The fourth proportional to 53,127.06, 79,739.82 and 26,850.30 is: 40,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,127.06 : 79,739.82 = 26,850.30 : x
  2. Step 2: Convert to fraction form
    53,127.06/79,739.82 = 26,850.30/x
  3. Step 3: Cross multiply
    53,127.06x = 79,739.82 × 26,850.30
  4. Step 4: Simplify right side
    53,127.06x = 2,141,038,088.95
  5. Step 5: Solve for x
    x = 2,141,038,088.95/53,127.06
  6. Step 6: Final answer
    x = 40,300.33

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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.