Home / 42,867.04-59,157.42-25,657.21

Finding the Fourth Proportional to 42,867.04, 59,157.42 and 25,657.21

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Solution

The fourth proportional to 42,867.04, 59,157.42 and 25,657.21 is: 35,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,867.04 : 59,157.42 = 25,657.21 : x
  2. Step 2: Convert to fraction form
    42,867.04/59,157.42 = 25,657.21/x
  3. Step 3: Cross multiply
    42,867.04x = 59,157.42 × 25,657.21
  4. Step 4: Simplify right side
    42,867.04x = 1,517,814,348.00
  5. Step 5: Solve for x
    x = 1,517,814,348.00/42,867.04
  6. Step 6: Final answer
    x = 35,407.49

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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.