Home / 201,742.40-302,613.60-96,766.40

Finding the Fourth Proportional to 201,742.40, 302,613.60 and 96,766.40

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Solution

The fourth proportional to 201,742.40, 302,613.60 and 96,766.40 is: 145,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,742.40 : 302,613.60 = 96,766.40 : x
  2. Step 2: Convert to fraction form
    201,742.40/302,613.60 = 96,766.40/x
  3. Step 3: Cross multiply
    201,742.40x = 302,613.60 × 96,766.40
  4. Step 4: Simplify right side
    201,742.40x = 29,282,828,663.04
  5. Step 5: Solve for x
    x = 29,282,828,663.04/201,742.40
  6. Step 6: Final answer
    x = 145,149.60

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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.