Home / 42,003.93-63,005.90-10,836.75

Finding the Fourth Proportional to 42,003.93, 63,005.90 and 10,836.75

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Solution

The fourth proportional to 42,003.93, 63,005.90 and 10,836.75 is: 16,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.93 : 63,005.90 = 10,836.75 : x
  2. Step 2: Convert to fraction form
    42,003.93/63,005.90 = 10,836.75/x
  3. Step 3: Cross multiply
    42,003.93x = 63,005.90 × 10,836.75
  4. Step 4: Simplify right side
    42,003.93x = 682,779,132.64
  5. Step 5: Solve for x
    x = 682,779,132.64/42,003.93
  6. Step 6: Final answer
    x = 16,255.13

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1.5x scale

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.