Home / 200,878.74-301,320.27-60,638.58

Finding the Fourth Proportional to 200,878.74, 301,320.27 and 60,638.58

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Solution

The fourth proportional to 200,878.74, 301,320.27 and 60,638.58 is: 90,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,878.74 : 301,320.27 = 60,638.58 : x
  2. Step 2: Convert to fraction form
    200,878.74/301,320.27 = 60,638.58/x
  3. Step 3: Cross multiply
    200,878.74x = 301,320.27 × 60,638.58
  4. Step 4: Simplify right side
    200,878.74x = 18,271,633,298.02
  5. Step 5: Solve for x
    x = 18,271,633,298.02/200,878.74
  6. Step 6: Final answer
    x = 90,958.52

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1.5x scale

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.