Home / 151,303.23-208,603.33-123,977.73

Finding the Fourth Proportional to 151,303.23, 208,603.33 and 123,977.73

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Solution

The fourth proportional to 151,303.23, 208,603.33 and 123,977.73 is: 170,929.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,303.23 : 208,603.33 = 123,977.73 : x
  2. Step 2: Convert to fraction form
    151,303.23/208,603.33 = 123,977.73/x
  3. Step 3: Cross multiply
    151,303.23x = 208,603.33 × 123,977.73
  4. Step 4: Simplify right side
    151,303.23x = 25,862,167,323.84
  5. Step 5: Solve for x
    x = 25,862,167,323.84/151,303.23
  6. Step 6: Final answer
    x = 170,929.38

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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.