Home / 86,800.34-130,199.13-27,635.18

Finding the Fourth Proportional to 86,800.34, 130,199.13 and 27,635.18

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Solution

The fourth proportional to 86,800.34, 130,199.13 and 27,635.18 is: 41,452.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,800.34 : 130,199.13 = 27,635.18 : x
  2. Step 2: Convert to fraction form
    86,800.34/130,199.13 = 27,635.18/x
  3. Step 3: Cross multiply
    86,800.34x = 130,199.13 × 27,635.18
  4. Step 4: Simplify right side
    86,800.34x = 3,598,075,742.40
  5. Step 5: Solve for x
    x = 3,598,075,742.40/86,800.34
  6. Step 6: Final answer
    x = 41,452.32

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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.