Home / 182,712.87-252,148.95-102,149.46

Finding the Fourth Proportional to 182,712.87, 252,148.95 and 102,149.46

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Solution

The fourth proportional to 182,712.87, 252,148.95 and 102,149.46 is: 140,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,712.87 : 252,148.95 = 102,149.46 : x
  2. Step 2: Convert to fraction form
    182,712.87/252,148.95 = 102,149.46/x
  3. Step 3: Cross multiply
    182,712.87x = 252,148.95 × 102,149.46
  4. Step 4: Simplify right side
    182,712.87x = 25,756,879,082.07
  5. Step 5: Solve for x
    x = 25,756,879,082.07/182,712.87
  6. Step 6: Final answer
    x = 140,969.16

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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.