Home / 89,318.41-123,259.46-53,529.19

Finding the Fourth Proportional to 89,318.41, 123,259.46 and 53,529.19

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Solution

The fourth proportional to 89,318.41, 123,259.46 and 53,529.19 is: 73,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,318.41 : 123,259.46 = 53,529.19 : x
  2. Step 2: Convert to fraction form
    89,318.41/123,259.46 = 53,529.19/x
  3. Step 3: Cross multiply
    89,318.41x = 123,259.46 × 53,529.19
  4. Step 4: Simplify right side
    89,318.41x = 6,597,979,053.64
  5. Step 5: Solve for x
    x = 6,597,979,053.64/89,318.41
  6. Step 6: Final answer
    x = 73,870.31

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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.