Home / 168,618.02-252,852.15-89,715.62

Finding the Fourth Proportional to 168,618.02, 252,852.15 and 89,715.62

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Solution

The fourth proportional to 168,618.02, 252,852.15 and 89,715.62 is: 134,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,618.02 : 252,852.15 = 89,715.62 : x
  2. Step 2: Convert to fraction form
    168,618.02/252,852.15 = 89,715.62/x
  3. Step 3: Cross multiply
    168,618.02x = 252,852.15 × 89,715.62
  4. Step 4: Simplify right side
    168,618.02x = 22,684,787,405.58
  5. Step 5: Solve for x
    x = 22,684,787,405.58/168,618.02
  6. Step 6: Final answer
    x = 134,533.59

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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.