Home / 60,590.48-90,844.71-21,126.06

Finding the Fourth Proportional to 60,590.48, 90,844.71 and 21,126.06

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Solution

The fourth proportional to 60,590.48, 90,844.71 and 21,126.06 is: 31,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,590.48 : 90,844.71 = 21,126.06 : x
  2. Step 2: Convert to fraction form
    60,590.48/90,844.71 = 21,126.06/x
  3. Step 3: Cross multiply
    60,590.48x = 90,844.71 × 21,126.06
  4. Step 4: Simplify right side
    60,590.48x = 1,919,191,021.25
  5. Step 5: Solve for x
    x = 1,919,191,021.25/60,590.48
  6. Step 6: Final answer
    x = 31,674.80

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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.