Home / 198,023.51-297,052.73-55,870.03

Finding the Fourth Proportional to 198,023.51, 297,052.73 and 55,870.03

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Solution

The fourth proportional to 198,023.51, 297,052.73 and 55,870.03 is: 83,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,023.51 : 297,052.73 = 55,870.03 : x
  2. Step 2: Convert to fraction form
    198,023.51/297,052.73 = 55,870.03/x
  3. Step 3: Cross multiply
    198,023.51x = 297,052.73 × 55,870.03
  4. Step 4: Simplify right side
    198,023.51x = 16,596,343,172.07
  5. Step 5: Solve for x
    x = 16,596,343,172.07/198,023.51
  6. Step 6: Final answer
    x = 83,809.96

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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.