Home / 51,303.18-70,798.68-30,082.80

Finding the Fourth Proportional to 51,303.18, 70,798.68 and 30,082.80

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Solution

The fourth proportional to 51,303.18, 70,798.68 and 30,082.80 is: 41,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,303.18 : 70,798.68 = 30,082.80 : x
  2. Step 2: Convert to fraction form
    51,303.18/70,798.68 = 30,082.80/x
  3. Step 3: Cross multiply
    51,303.18x = 70,798.68 × 30,082.80
  4. Step 4: Simplify right side
    51,303.18x = 2,129,822,530.70
  5. Step 5: Solve for x
    x = 2,129,822,530.70/51,303.18
  6. Step 6: Final answer
    x = 41,514.43

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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.