Home / 86,184.02-129,276.05-27,024.26

Finding the Fourth Proportional to 86,184.02, 129,276.05 and 27,024.26

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Solution

The fourth proportional to 86,184.02, 129,276.05 and 27,024.26 is: 40,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,184.02 : 129,276.05 = 27,024.26 : x
  2. Step 2: Convert to fraction form
    86,184.02/129,276.05 = 27,024.26/x
  3. Step 3: Cross multiply
    86,184.02x = 129,276.05 × 27,024.26
  4. Step 4: Simplify right side
    86,184.02x = 3,493,588,805.47
  5. Step 5: Solve for x
    x = 3,493,588,805.47/86,184.02
  6. Step 6: Final answer
    x = 40,536.39

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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.