Home / 56,045.48-84,068.06-18,608.38

Finding the Fourth Proportional to 56,045.48, 84,068.06 and 18,608.38

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Solution

The fourth proportional to 56,045.48, 84,068.06 and 18,608.38 is: 27,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,045.48 : 84,068.06 = 18,608.38 : x
  2. Step 2: Convert to fraction form
    56,045.48/84,068.06 = 18,608.38/x
  3. Step 3: Cross multiply
    56,045.48x = 84,068.06 × 18,608.38
  4. Step 4: Simplify right side
    56,045.48x = 1,564,370,406.34
  5. Step 5: Solve for x
    x = 1,564,370,406.34/56,045.48
  6. Step 6: Final answer
    x = 27,912.52

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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.