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Finding the Fourth Proportional to 94,216.98, 130,011.80 and 53,921.54

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Solution

The fourth proportional to 94,216.98, 130,011.80 and 53,921.54 is: 74,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,216.98 : 130,011.80 = 53,921.54 : x
  2. Step 2: Convert to fraction form
    94,216.98/130,011.80 = 53,921.54/x
  3. Step 3: Cross multiply
    94,216.98x = 130,011.80 × 53,921.54
  4. Step 4: Simplify right side
    94,216.98x = 7,010,436,474.17
  5. Step 5: Solve for x
    x = 7,010,436,474.17/94,216.98
  6. Step 6: Final answer
    x = 74,407.36

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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.