Home / 201,705.90-302,558.85-185,117.10

Finding the Fourth Proportional to 201,705.90, 302,558.85 and 185,117.10

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Solution

The fourth proportional to 201,705.90, 302,558.85 and 185,117.10 is: 277,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,705.90 : 302,558.85 = 185,117.10 : x
  2. Step 2: Convert to fraction form
    201,705.90/302,558.85 = 185,117.10/x
  3. Step 3: Cross multiply
    201,705.90x = 302,558.85 × 185,117.10
  4. Step 4: Simplify right side
    201,705.90x = 56,008,816,891.34
  5. Step 5: Solve for x
    x = 56,008,816,891.34/201,705.90
  6. Step 6: Final answer
    x = 277,675.65

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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.