Home / 42,968.03-64,475.53-16,673.81

Finding the Fourth Proportional to 42,968.03, 64,475.53 and 16,673.81

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Solution

The fourth proportional to 42,968.03, 64,475.53 and 16,673.81 is: 25,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,968.03 : 64,475.53 = 16,673.81 : x
  2. Step 2: Convert to fraction form
    42,968.03/64,475.53 = 16,673.81/x
  3. Step 3: Cross multiply
    42,968.03x = 64,475.53 × 16,673.81
  4. Step 4: Simplify right side
    42,968.03x = 1,075,052,372.81
  5. Step 5: Solve for x
    x = 1,075,052,372.81/42,968.03
  6. Step 6: Final answer
    x = 25,019.82

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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.