Home / 92,613.51-127,806.53-50,172.21

Finding the Fourth Proportional to 92,613.51, 127,806.53 and 50,172.21

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Solution

The fourth proportional to 92,613.51, 127,806.53 and 50,172.21 is: 69,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,613.51 : 127,806.53 = 50,172.21 : x
  2. Step 2: Convert to fraction form
    92,613.51/127,806.53 = 50,172.21/x
  3. Step 3: Cross multiply
    92,613.51x = 127,806.53 × 50,172.21
  4. Step 4: Simplify right side
    92,613.51x = 6,412,335,811.67
  5. Step 5: Solve for x
    x = 6,412,335,811.67/92,613.51
  6. Step 6: Final answer
    x = 69,237.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.