Home / 42,146.12-58,159.03-23,022.02

Finding the Fourth Proportional to 42,146.12, 58,159.03 and 23,022.02

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Solution

The fourth proportional to 42,146.12, 58,159.03 and 23,022.02 is: 31,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,146.12 : 58,159.03 = 23,022.02 : x
  2. Step 2: Convert to fraction form
    42,146.12/58,159.03 = 23,022.02/x
  3. Step 3: Cross multiply
    42,146.12x = 58,159.03 × 23,022.02
  4. Step 4: Simplify right side
    42,146.12x = 1,338,938,351.84
  5. Step 5: Solve for x
    x = 1,338,938,351.84/42,146.12
  6. Step 6: Final answer
    x = 31,768.96

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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.