Home / 146,671.52-202,406.68-79,603.52

Finding the Fourth Proportional to 146,671.52, 202,406.68 and 79,603.52

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Solution

The fourth proportional to 146,671.52, 202,406.68 and 79,603.52 is: 109,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,671.52 : 202,406.68 = 79,603.52 : x
  2. Step 2: Convert to fraction form
    146,671.52/202,406.68 = 79,603.52/x
  3. Step 3: Cross multiply
    146,671.52x = 202,406.68 × 79,603.52
  4. Step 4: Simplify right side
    146,671.52x = 16,112,284,199.51
  5. Step 5: Solve for x
    x = 16,112,284,199.51/146,671.52
  6. Step 6: Final answer
    x = 109,852.85

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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.