Home / 86,522.55-129,783.03-27,358.26

Finding the Fourth Proportional to 86,522.55, 129,783.03 and 27,358.26

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Solution

The fourth proportional to 86,522.55, 129,783.03 and 27,358.26 is: 41,037.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,522.55 : 129,783.03 = 27,358.26 : x
  2. Step 2: Convert to fraction form
    86,522.55/129,783.03 = 27,358.26/x
  3. Step 3: Cross multiply
    86,522.55x = 129,783.03 × 27,358.26
  4. Step 4: Simplify right side
    86,522.55x = 3,550,637,878.33
  5. Step 5: Solve for x
    x = 3,550,637,878.33/86,522.55
  6. Step 6: Final answer
    x = 41,037.14

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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.