Home / 54,655.65-75,425.09-34,521.54

Finding the Fourth Proportional to 54,655.65, 75,425.09 and 34,521.54

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Solution

The fourth proportional to 54,655.65, 75,425.09 and 34,521.54 is: 47,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,655.65 : 75,425.09 = 34,521.54 : x
  2. Step 2: Convert to fraction form
    54,655.65/75,425.09 = 34,521.54/x
  3. Step 3: Cross multiply
    54,655.65x = 75,425.09 × 34,521.54
  4. Step 4: Simplify right side
    54,655.65x = 2,603,790,088.83
  5. Step 5: Solve for x
    x = 2,603,790,088.83/54,655.65
  6. Step 6: Final answer
    x = 47,639.91

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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.