Home / 42,157.44-58,176.56-23,036.80

Finding the Fourth Proportional to 42,157.44, 58,176.56 and 23,036.80

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Solution

The fourth proportional to 42,157.44, 58,176.56 and 23,036.80 is: 31,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.44 : 58,176.56 = 23,036.80 : x
  2. Step 2: Convert to fraction form
    42,157.44/58,176.56 = 23,036.80/x
  3. Step 3: Cross multiply
    42,157.44x = 58,176.56 × 23,036.80
  4. Step 4: Simplify right side
    42,157.44x = 1,340,201,777.41
  5. Step 5: Solve for x
    x = 1,340,201,777.41/42,157.44
  6. Step 6: Final answer
    x = 31,790.40

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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.