Home / 43,054.34-64,590.89-18,080.15

Finding the Fourth Proportional to 43,054.34, 64,590.89 and 18,080.15

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Solution

The fourth proportional to 43,054.34, 64,590.89 and 18,080.15 is: 27,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,054.34 : 64,590.89 = 18,080.15 : x
  2. Step 2: Convert to fraction form
    43,054.34/64,590.89 = 18,080.15/x
  3. Step 3: Cross multiply
    43,054.34x = 64,590.89 × 18,080.15
  4. Step 4: Simplify right side
    43,054.34x = 1,167,812,566.48
  5. Step 5: Solve for x
    x = 1,167,812,566.48/43,054.34
  6. Step 6: Final answer
    x = 27,124.16

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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.