Home / 86,723.07-130,066.73-33,396.76

Finding the Fourth Proportional to 86,723.07, 130,066.73 and 33,396.76

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Solution

The fourth proportional to 86,723.07, 130,066.73 and 33,396.76 is: 50,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,723.07 : 130,066.73 = 33,396.76 : x
  2. Step 2: Convert to fraction form
    86,723.07/130,066.73 = 33,396.76/x
  3. Step 3: Cross multiply
    86,723.07x = 130,066.73 × 33,396.76
  4. Step 4: Simplify right side
    86,723.07x = 4,343,806,755.01
  5. Step 5: Solve for x
    x = 4,343,806,755.01/86,723.07
  6. Step 6: Final answer
    x = 50,088.25

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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.