Home / 42,035.63-63,072.12-22,040.33

Finding the Fourth Proportional to 42,035.63, 63,072.12 and 22,040.33

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Solution

The fourth proportional to 42,035.63, 63,072.12 and 22,040.33 is: 33,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,035.63 : 63,072.12 = 22,040.33 : x
  2. Step 2: Convert to fraction form
    42,035.63/63,072.12 = 22,040.33/x
  3. Step 3: Cross multiply
    42,035.63x = 63,072.12 × 22,040.33
  4. Step 4: Simplify right side
    42,035.63x = 1,390,130,338.60
  5. Step 5: Solve for x
    x = 1,390,130,338.60/42,035.63
  6. Step 6: Final answer
    x = 33,070.29

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1.5x scale

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.