Home / 42,533.30-63,799.94-11,368.55

Finding the Fourth Proportional to 42,533.30, 63,799.94 and 11,368.55

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Solution

The fourth proportional to 42,533.30, 63,799.94 and 11,368.55 is: 17,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,533.30 : 63,799.94 = 11,368.55 : x
  2. Step 2: Convert to fraction form
    42,533.30/63,799.94 = 11,368.55/x
  3. Step 3: Cross multiply
    42,533.30x = 63,799.94 × 11,368.55
  4. Step 4: Simplify right side
    42,533.30x = 725,312,995.81
  5. Step 5: Solve for x
    x = 725,312,995.81/42,533.30
  6. Step 6: Final answer
    x = 17,052.83

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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.