Home / 42,237.09-58,270.58-27,127.64

Finding the Fourth Proportional to 42,237.09, 58,270.58 and 27,127.64

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Solution

The fourth proportional to 42,237.09, 58,270.58 and 27,127.64 is: 37,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.09 : 58,270.58 = 27,127.64 : x
  2. Step 2: Convert to fraction form
    42,237.09/58,270.58 = 27,127.64/x
  3. Step 3: Cross multiply
    42,237.09x = 58,270.58 × 27,127.64
  4. Step 4: Simplify right side
    42,237.09x = 1,580,743,428.60
  5. Step 5: Solve for x
    x = 1,580,743,428.60/42,237.09
  6. Step 6: Final answer
    x = 37,425.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.