Home / 63,015.57-86,903.01-45,992.85

Finding the Fourth Proportional to 63,015.57, 86,903.01 and 45,992.85

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Solution

The fourth proportional to 63,015.57, 86,903.01 and 45,992.85 is: 63,427.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,015.57 : 86,903.01 = 45,992.85 : x
  2. Step 2: Convert to fraction form
    63,015.57/86,903.01 = 45,992.85/x
  3. Step 3: Cross multiply
    63,015.57x = 86,903.01 × 45,992.85
  4. Step 4: Simplify right side
    63,015.57x = 3,996,916,777.59
  5. Step 5: Solve for x
    x = 3,996,916,777.59/63,015.57
  6. Step 6: Final answer
    x = 63,427.45

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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.