Home / 42,570.53-63,855.81-17,583.12

Finding the Fourth Proportional to 42,570.53, 63,855.81 and 17,583.12

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Solution

The fourth proportional to 42,570.53, 63,855.81 and 17,583.12 is: 26,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,570.53 : 63,855.81 = 17,583.12 : x
  2. Step 2: Convert to fraction form
    42,570.53/63,855.81 = 17,583.12/x
  3. Step 3: Cross multiply
    42,570.53x = 63,855.81 × 17,583.12
  4. Step 4: Simplify right side
    42,570.53x = 1,122,784,130.47
  5. Step 5: Solve for x
    x = 1,122,784,130.47/42,570.53
  6. Step 6: Final answer
    x = 26,374.68

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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.