Home / 51,309.39-70,818.76-30,095.49

Finding the Fourth Proportional to 51,309.39, 70,818.76 and 30,095.49

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Solution

The fourth proportional to 51,309.39, 70,818.76 and 30,095.49 is: 41,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,309.39 : 70,818.76 = 30,095.49 : x
  2. Step 2: Convert to fraction form
    51,309.39/70,818.76 = 30,095.49/x
  3. Step 3: Cross multiply
    51,309.39x = 70,818.76 × 30,095.49
  4. Step 4: Simplify right side
    51,309.39x = 2,131,325,283.39
  5. Step 5: Solve for x
    x = 2,131,325,283.39/51,309.39
  6. Step 6: Final answer
    x = 41,538.70

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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.