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Finding the Fourth Proportional to 132,953.58, 199,430.37 and 54,049.32

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Solution

The fourth proportional to 132,953.58, 199,430.37 and 54,049.32 is: 81,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,953.58 : 199,430.37 = 54,049.32 : x
  2. Step 2: Convert to fraction form
    132,953.58/199,430.37 = 54,049.32/x
  3. Step 3: Cross multiply
    132,953.58x = 199,430.37 × 54,049.32
  4. Step 4: Simplify right side
    132,953.58x = 10,779,075,885.85
  5. Step 5: Solve for x
    x = 10,779,075,885.85/132,953.58
  6. Step 6: Final answer
    x = 81,073.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.