Home / 86,010.56-129,030.44-26,844.92

Finding the Fourth Proportional to 86,010.56, 129,030.44 and 26,844.92

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Solution

The fourth proportional to 86,010.56, 129,030.44 and 26,844.92 is: 40,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,010.56 : 129,030.44 = 26,844.92 : x
  2. Step 2: Convert to fraction form
    86,010.56/129,030.44 = 26,844.92/x
  3. Step 3: Cross multiply
    86,010.56x = 129,030.44 × 26,844.92
  4. Step 4: Simplify right side
    86,010.56x = 3,463,811,839.36
  5. Step 5: Solve for x
    x = 3,463,811,839.36/86,010.56
  6. Step 6: Final answer
    x = 40,271.94

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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.