Home / 42,152.96-63,210.96-15,839.23

Finding the Fourth Proportional to 42,152.96, 63,210.96 and 15,839.23

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Solution

The fourth proportional to 42,152.96, 63,210.96 and 15,839.23 is: 23,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,152.96 : 63,210.96 = 15,839.23 : x
  2. Step 2: Convert to fraction form
    42,152.96/63,210.96 = 15,839.23/x
  3. Step 3: Cross multiply
    42,152.96x = 63,210.96 × 15,839.23
  4. Step 4: Simplify right side
    42,152.96x = 1,001,212,933.96
  5. Step 5: Solve for x
    x = 1,001,212,933.96/42,152.96
  6. Step 6: Final answer
    x = 23,751.90

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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.