Home / 79,529.65-119,293.42-19,558.64

Finding the Fourth Proportional to 79,529.65, 119,293.42 and 19,558.64

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Solution

The fourth proportional to 79,529.65, 119,293.42 and 19,558.64 is: 29,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,529.65 : 119,293.42 = 19,558.64 : x
  2. Step 2: Convert to fraction form
    79,529.65/119,293.42 = 19,558.64/x
  3. Step 3: Cross multiply
    79,529.65x = 119,293.42 × 19,558.64
  4. Step 4: Simplify right side
    79,529.65x = 2,333,216,709.02
  5. Step 5: Solve for x
    x = 2,333,216,709.02/79,529.65
  6. Step 6: Final answer
    x = 29,337.70

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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.