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Finding the Fourth Proportional to 162,533.87, 243,740.17 and 55,887.65

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Solution

The fourth proportional to 162,533.87, 243,740.17 and 55,887.65 is: 83,810.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,533.87 : 243,740.17 = 55,887.65 : x
  2. Step 2: Convert to fraction form
    162,533.87/243,740.17 = 55,887.65/x
  3. Step 3: Cross multiply
    162,533.87x = 243,740.17 × 55,887.65
  4. Step 4: Simplify right side
    162,533.87x = 13,622,066,448.12
  5. Step 5: Solve for x
    x = 13,622,066,448.12/162,533.87
  6. Step 6: Final answer
    x = 83,810.63

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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.