Home / 84,148.56-116,123.40-45,906.48

Finding the Fourth Proportional to 84,148.56, 116,123.40 and 45,906.48

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Solution

The fourth proportional to 84,148.56, 116,123.40 and 45,906.48 is: 63,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,148.56 : 116,123.40 = 45,906.48 : x
  2. Step 2: Convert to fraction form
    84,148.56/116,123.40 = 45,906.48/x
  3. Step 3: Cross multiply
    84,148.56x = 116,123.40 × 45,906.48
  4. Step 4: Simplify right side
    84,148.56x = 5,330,816,539.63
  5. Step 5: Solve for x
    x = 5,330,816,539.63/84,148.56
  6. Step 6: Final answer
    x = 63,350.06

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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.