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Finding the Fourth Proportional to 168,483.42, 252,505.35 and 68,526.72

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Solution

The fourth proportional to 168,483.42, 252,505.35 and 68,526.72 is: 102,700.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,483.42 : 252,505.35 = 68,526.72 : x
  2. Step 2: Convert to fraction form
    168,483.42/252,505.35 = 68,526.72/x
  3. Step 3: Cross multiply
    168,483.42x = 252,505.35 × 68,526.72
  4. Step 4: Simplify right side
    168,483.42x = 17,303,363,417.95
  5. Step 5: Solve for x
    x = 17,303,363,417.95/168,483.42
  6. Step 6: Final answer
    x = 102,700.69

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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.