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Finding the Fourth Proportional to 181,280.87, 250,056.75 and 107,643.39

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Solution

The fourth proportional to 181,280.87, 250,056.75 and 107,643.39 is: 148,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,280.87 : 250,056.75 = 107,643.39 : x
  2. Step 2: Convert to fraction form
    181,280.87/250,056.75 = 107,643.39/x
  3. Step 3: Cross multiply
    181,280.87x = 250,056.75 × 107,643.39
  4. Step 4: Simplify right side
    181,280.87x = 26,916,956,262.38
  5. Step 5: Solve for x
    x = 26,916,956,262.38/181,280.87
  6. Step 6: Final answer
    x = 148,482.06

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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.