Home / 47,538.06-65,603.49-28,437.54

Finding the Fourth Proportional to 47,538.06, 65,603.49 and 28,437.54

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Solution

The fourth proportional to 47,538.06, 65,603.49 and 28,437.54 is: 39,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,538.06 : 65,603.49 = 28,437.54 : x
  2. Step 2: Convert to fraction form
    47,538.06/65,603.49 = 28,437.54/x
  3. Step 3: Cross multiply
    47,538.06x = 65,603.49 × 28,437.54
  4. Step 4: Simplify right side
    47,538.06x = 1,865,601,871.01
  5. Step 5: Solve for x
    x = 1,865,601,871.01/47,538.06
  6. Step 6: Final answer
    x = 39,244.38

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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.