Home / 42,170.55-58,195.31-23,050.45

Finding the Fourth Proportional to 42,170.55, 58,195.31 and 23,050.45

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Solution

The fourth proportional to 42,170.55, 58,195.31 and 23,050.45 is: 31,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,170.55 : 58,195.31 = 23,050.45 : x
  2. Step 2: Convert to fraction form
    42,170.55/58,195.31 = 23,050.45/x
  3. Step 3: Cross multiply
    42,170.55x = 58,195.31 × 23,050.45
  4. Step 4: Simplify right side
    42,170.55x = 1,341,427,968.14
  5. Step 5: Solve for x
    x = 1,341,427,968.14/42,170.55
  6. Step 6: Final answer
    x = 31,809.59

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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.