Home / 42,373.34-63,540.26-15,718.26

Finding the Fourth Proportional to 42,373.34, 63,540.26 and 15,718.26

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Solution

The fourth proportional to 42,373.34, 63,540.26 and 15,718.26 is: 23,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,373.34 : 63,540.26 = 15,718.26 : x
  2. Step 2: Convert to fraction form
    42,373.34/63,540.26 = 15,718.26/x
  3. Step 3: Cross multiply
    42,373.34x = 63,540.26 × 15,718.26
  4. Step 4: Simplify right side
    42,373.34x = 998,742,327.15
  5. Step 5: Solve for x
    x = 998,742,327.15/42,373.34
  6. Step 6: Final answer
    x = 23,570.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.