Home / 92,806.13-128,072.54-50,364.66

Finding the Fourth Proportional to 92,806.13, 128,072.54 and 50,364.66

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Solution

The fourth proportional to 92,806.13, 128,072.54 and 50,364.66 is: 69,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,806.13 : 128,072.54 = 50,364.66 : x
  2. Step 2: Convert to fraction form
    92,806.13/128,072.54 = 50,364.66/x
  3. Step 3: Cross multiply
    92,806.13x = 128,072.54 × 50,364.66
  4. Step 4: Simplify right side
    92,806.13x = 6,450,330,058.35
  5. Step 5: Solve for x
    x = 6,450,330,058.35/92,806.13
  6. Step 6: Final answer
    x = 69,503.27

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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.