Home / 86,526.90-129,794.40-27,367.20

Finding the Fourth Proportional to 86,526.90, 129,794.40 and 27,367.20

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Solution

The fourth proportional to 86,526.90, 129,794.40 and 27,367.20 is: 41,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.90 : 129,794.40 = 27,367.20 : x
  2. Step 2: Convert to fraction form
    86,526.90/129,794.40 = 27,367.20/x
  3. Step 3: Cross multiply
    86,526.90x = 129,794.40 × 27,367.20
  4. Step 4: Simplify right side
    86,526.90x = 3,552,109,303.68
  5. Step 5: Solve for x
    x = 3,552,109,303.68/86,526.90
  6. Step 6: Final answer
    x = 41,052.08

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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.