Home / 86,895.06-130,332.26-23,720.33

Finding the Fourth Proportional to 86,895.06, 130,332.26 and 23,720.33

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Solution

The fourth proportional to 86,895.06, 130,332.26 and 23,720.33 is: 35,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,895.06 : 130,332.26 = 23,720.33 : x
  2. Step 2: Convert to fraction form
    86,895.06/130,332.26 = 23,720.33/x
  3. Step 3: Cross multiply
    86,895.06x = 130,332.26 × 23,720.33
  4. Step 4: Simplify right side
    86,895.06x = 3,091,523,446.58
  5. Step 5: Solve for x
    x = 3,091,523,446.58/86,895.06
  6. Step 6: Final answer
    x = 35,577.67

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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.