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Finding the Fourth Proportional to 183,575.62, 252,862.32 and 129,768.10

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Solution

The fourth proportional to 183,575.62, 252,862.32 and 129,768.10 is: 178,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,575.62 : 252,862.32 = 129,768.10 : x
  2. Step 2: Convert to fraction form
    183,575.62/252,862.32 = 129,768.10/x
  3. Step 3: Cross multiply
    183,575.62x = 252,862.32 × 129,768.10
  4. Step 4: Simplify right side
    183,575.62x = 32,813,462,827.99
  5. Step 5: Solve for x
    x = 32,813,462,827.99/183,575.62
  6. Step 6: Final answer
    x = 178,746.30

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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.