Home / 104,464.30-144,160.32-56,717.65

Finding the Fourth Proportional to 104,464.30, 144,160.32 and 56,717.65

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Solution

The fourth proportional to 104,464.30, 144,160.32 and 56,717.65 is: 78,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,464.30 : 144,160.32 = 56,717.65 : x
  2. Step 2: Convert to fraction form
    104,464.30/144,160.32 = 56,717.65/x
  3. Step 3: Cross multiply
    104,464.30x = 144,160.32 × 56,717.65
  4. Step 4: Simplify right side
    104,464.30x = 8,176,434,573.65
  5. Step 5: Solve for x
    x = 8,176,434,573.65/104,464.30
  6. Step 6: Final answer
    x = 78,270.13

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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.