Home / 34,529.51-51,829.81-21,412.98

Finding the Fourth Proportional to 34,529.51, 51,829.81 and 21,412.98

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Solution

The fourth proportional to 34,529.51, 51,829.81 and 21,412.98 is: 32,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,529.51 : 51,829.81 = 21,412.98 : x
  2. Step 2: Convert to fraction form
    34,529.51/51,829.81 = 21,412.98/x
  3. Step 3: Cross multiply
    34,529.51x = 51,829.81 × 21,412.98
  4. Step 4: Simplify right side
    34,529.51x = 1,109,830,631.40
  5. Step 5: Solve for x
    x = 1,109,830,631.40/34,529.51
  6. Step 6: Final answer
    x = 32,141.51

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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.