Home / 155,098.16-214,033.56-88,025.84

Finding the Fourth Proportional to 155,098.16, 214,033.56 and 88,025.84

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Solution

The fourth proportional to 155,098.16, 214,033.56 and 88,025.84 is: 121,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,098.16 : 214,033.56 = 88,025.84 : x
  2. Step 2: Convert to fraction form
    155,098.16/214,033.56 = 88,025.84/x
  3. Step 3: Cross multiply
    155,098.16x = 214,033.56 × 88,025.84
  4. Step 4: Simplify right side
    155,098.16x = 18,840,483,907.19
  5. Step 5: Solve for x
    x = 18,840,483,907.19/155,098.16
  6. Step 6: Final answer
    x = 121,474.58

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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.