Home / 29,259.02-43,802.37-18,129.94

Finding the Fourth Proportional to 29,259.02, 43,802.37 and 18,129.94

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Solution

The fourth proportional to 29,259.02, 43,802.37 and 18,129.94 is: 27,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.02 : 43,802.37 = 18,129.94 : x
  2. Step 2: Convert to fraction form
    29,259.02/43,802.37 = 18,129.94/x
  3. Step 3: Cross multiply
    29,259.02x = 43,802.37 × 18,129.94
  4. Step 4: Simplify right side
    29,259.02x = 794,134,339.96
  5. Step 5: Solve for x
    x = 794,134,339.96/29,259.02
  6. Step 6: Final answer
    x = 27,141.52

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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.