Home / 57,045.69-85,574.25-19,600.83

Finding the Fourth Proportional to 57,045.69, 85,574.25 and 19,600.83

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Solution

The fourth proportional to 57,045.69, 85,574.25 and 19,600.83 is: 29,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,045.69 : 85,574.25 = 19,600.83 : x
  2. Step 2: Convert to fraction form
    57,045.69/85,574.25 = 19,600.83/x
  3. Step 3: Cross multiply
    57,045.69x = 85,574.25 × 19,600.83
  4. Step 4: Simplify right side
    57,045.69x = 1,677,326,326.63
  5. Step 5: Solve for x
    x = 1,677,326,326.63/57,045.69
  6. Step 6: Final answer
    x = 29,403.21

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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.