Home / 348,037.30-521,710.35-160,722.10

Finding the Fourth Proportional to 348,037.30, 521,710.35 and 160,722.10

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Solution

The fourth proportional to 348,037.30, 521,710.35 and 160,722.10 is: 240,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,037.30 : 521,710.35 = 160,722.10 : x
  2. Step 2: Convert to fraction form
    348,037.30/521,710.35 = 160,722.10/x
  3. Step 3: Cross multiply
    348,037.30x = 521,710.35 × 160,722.10
  4. Step 4: Simplify right side
    348,037.30x = 83,850,383,043.74
  5. Step 5: Solve for x
    x = 83,850,383,043.74/348,037.30
  6. Step 6: Final answer
    x = 240,923.55

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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.