Home / 56,967.35-85,426.43-19,531.08

Finding the Fourth Proportional to 56,967.35, 85,426.43 and 19,531.08

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Solution

The fourth proportional to 56,967.35, 85,426.43 and 19,531.08 is: 29,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,967.35 : 85,426.43 = 19,531.08 : x
  2. Step 2: Convert to fraction form
    56,967.35/85,426.43 = 19,531.08/x
  3. Step 3: Cross multiply
    56,967.35x = 85,426.43 × 19,531.08
  4. Step 4: Simplify right side
    56,967.35x = 1,668,470,340.79
  5. Step 5: Solve for x
    x = 1,668,470,340.79/56,967.35
  6. Step 6: Final answer
    x = 29,288.19

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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.