Home / 127,669.53-191,473.54-56,552.85

Finding the Fourth Proportional to 127,669.53, 191,473.54 and 56,552.85

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Solution

The fourth proportional to 127,669.53, 191,473.54 and 56,552.85 is: 84,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,669.53 : 191,473.54 = 56,552.85 : x
  2. Step 2: Convert to fraction form
    127,669.53/191,473.54 = 56,552.85/x
  3. Step 3: Cross multiply
    127,669.53x = 191,473.54 × 56,552.85
  4. Step 4: Simplify right side
    127,669.53x = 10,828,373,907.91
  5. Step 5: Solve for x
    x = 10,828,373,907.91/127,669.53
  6. Step 6: Final answer
    x = 84,815.65

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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.