Home / 43,097.57-64,667.54-19,421.47

Finding the Fourth Proportional to 43,097.57, 64,667.54 and 19,421.47

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Solution

The fourth proportional to 43,097.57, 64,667.54 and 19,421.47 is: 29,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,097.57 : 64,667.54 = 19,421.47 : x
  2. Step 2: Convert to fraction form
    43,097.57/64,667.54 = 19,421.47/x
  3. Step 3: Cross multiply
    43,097.57x = 64,667.54 × 19,421.47
  4. Step 4: Simplify right side
    43,097.57x = 1,255,938,762.85
  5. Step 5: Solve for x
    x = 1,255,938,762.85/43,097.57
  6. Step 6: Final answer
    x = 29,141.75

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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.