Home / 86,970.22-130,467.65-27,792.06

Finding the Fourth Proportional to 86,970.22, 130,467.65 and 27,792.06

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Solution

The fourth proportional to 86,970.22, 130,467.65 and 27,792.06 is: 41,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,970.22 : 130,467.65 = 27,792.06 : x
  2. Step 2: Convert to fraction form
    86,970.22/130,467.65 = 27,792.06/x
  3. Step 3: Cross multiply
    86,970.22x = 130,467.65 × 27,792.06
  4. Step 4: Simplify right side
    86,970.22x = 3,625,964,756.86
  5. Step 5: Solve for x
    x = 3,625,964,756.86/86,970.22
  6. Step 6: Final answer
    x = 41,692.03

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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.