Home / 45,833.40-68,753.70-19,538.34

Finding the Fourth Proportional to 45,833.40, 68,753.70 and 19,538.34

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Solution

The fourth proportional to 45,833.40, 68,753.70 and 19,538.34 is: 29,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,833.40 : 68,753.70 = 19,538.34 : x
  2. Step 2: Convert to fraction form
    45,833.40/68,753.70 = 19,538.34/x
  3. Step 3: Cross multiply
    45,833.40x = 68,753.70 × 19,538.34
  4. Step 4: Simplify right side
    45,833.40x = 1,343,333,166.86
  5. Step 5: Solve for x
    x = 1,343,333,166.86/45,833.40
  6. Step 6: Final answer
    x = 29,309.04

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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.