Home / 132,847.66-183,329.58-72,418.42

Finding the Fourth Proportional to 132,847.66, 183,329.58 and 72,418.42

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Solution

The fourth proportional to 132,847.66, 183,329.58 and 72,418.42 is: 99,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,847.66 : 183,329.58 = 72,418.42 : x
  2. Step 2: Convert to fraction form
    132,847.66/183,329.58 = 72,418.42/x
  3. Step 3: Cross multiply
    132,847.66x = 183,329.58 × 72,418.42
  4. Step 4: Simplify right side
    132,847.66x = 13,276,438,522.86
  5. Step 5: Solve for x
    x = 13,276,438,522.86/132,847.66
  6. Step 6: Final answer
    x = 99,937.32

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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.