Home / 132,794.21-183,256.01-72,364.83

Finding the Fourth Proportional to 132,794.21, 183,256.01 and 72,364.83

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Solution

The fourth proportional to 132,794.21, 183,256.01 and 72,364.83 is: 99,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,794.21 : 183,256.01 = 72,364.83 : x
  2. Step 2: Convert to fraction form
    132,794.21/183,256.01 = 72,364.83/x
  3. Step 3: Cross multiply
    132,794.21x = 183,256.01 × 72,364.83
  4. Step 4: Simplify right side
    132,794.21x = 13,261,290,010.13
  5. Step 5: Solve for x
    x = 13,261,290,010.13/132,794.21
  6. Step 6: Final answer
    x = 99,863.47

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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.