Home / 94,479.84-130,379.48-51,458.36

Finding the Fourth Proportional to 94,479.84, 130,379.48 and 51,458.36

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Solution

The fourth proportional to 94,479.84, 130,379.48 and 51,458.36 is: 71,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,479.84 : 130,379.48 = 51,458.36 : x
  2. Step 2: Convert to fraction form
    94,479.84/130,379.48 = 51,458.36/x
  3. Step 3: Cross multiply
    94,479.84x = 130,379.48 × 51,458.36
  4. Step 4: Simplify right side
    94,479.84x = 6,709,114,218.45
  5. Step 5: Solve for x
    x = 6,709,114,218.45/94,479.84
  6. Step 6: Final answer
    x = 71,011.07

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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.