Home / 74,613.35-111,946.76-37,170.08

Finding the Fourth Proportional to 74,613.35, 111,946.76 and 37,170.08

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Solution

The fourth proportional to 74,613.35, 111,946.76 and 37,170.08 is: 55,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,613.35 : 111,946.76 = 37,170.08 : x
  2. Step 2: Convert to fraction form
    74,613.35/111,946.76 = 37,170.08/x
  3. Step 3: Cross multiply
    74,613.35x = 111,946.76 × 37,170.08
  4. Step 4: Simplify right side
    74,613.35x = 4,161,069,279.36
  5. Step 5: Solve for x
    x = 4,161,069,279.36/74,613.35
  6. Step 6: Final answer
    x = 55,768.43

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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.