Home / 35,444.40-53,173.80-12,073.20

Finding the Fourth Proportional to 35,444.40, 53,173.80 and 12,073.20

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Solution

The fourth proportional to 35,444.40, 53,173.80 and 12,073.20 is: 18,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.40 : 53,173.80 = 12,073.20 : x
  2. Step 2: Convert to fraction form
    35,444.40/53,173.80 = 12,073.20/x
  3. Step 3: Cross multiply
    35,444.40x = 53,173.80 × 12,073.20
  4. Step 4: Simplify right side
    35,444.40x = 641,977,922.16
  5. Step 5: Solve for x
    x = 641,977,922.16/35,444.40
  6. Step 6: Final answer
    x = 18,112.25

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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.