Home / 162,015.30-242,694.90-91,812.60

Finding the Fourth Proportional to 162,015.30, 242,694.90 and 91,812.60

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Solution

The fourth proportional to 162,015.30, 242,694.90 and 91,812.60 is: 137,533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,015.30 : 242,694.90 = 91,812.60 : x
  2. Step 2: Convert to fraction form
    162,015.30/242,694.90 = 91,812.60/x
  3. Step 3: Cross multiply
    162,015.30x = 242,694.90 × 91,812.60
  4. Step 4: Simplify right side
    162,015.30x = 22,282,449,775.74
  5. Step 5: Solve for x
    x = 22,282,449,775.74/162,015.30
  6. Step 6: Final answer
    x = 137,533.00

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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.