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Finding the Fourth Proportional to 114,777.60, 158,388.48 and 64,475.52

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Solution

The fourth proportional to 114,777.60, 158,388.48 and 64,475.52 is: 88,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,777.60 : 158,388.48 = 64,475.52 : x
  2. Step 2: Convert to fraction form
    114,777.60/158,388.48 = 64,475.52/x
  3. Step 3: Cross multiply
    114,777.60x = 158,388.48 × 64,475.52
  4. Step 4: Simplify right side
    114,777.60x = 10,212,179,610.01
  5. Step 5: Solve for x
    x = 10,212,179,610.01/114,777.60
  6. Step 6: Final answer
    x = 88,973.63

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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.