Home / 92,565.04-138,736.30-42,576.28

Finding the Fourth Proportional to 92,565.04, 138,736.30 and 42,576.28

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Solution

The fourth proportional to 92,565.04, 138,736.30 and 42,576.28 is: 63,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,565.04 : 138,736.30 = 42,576.28 : x
  2. Step 2: Convert to fraction form
    92,565.04/138,736.30 = 42,576.28/x
  3. Step 3: Cross multiply
    92,565.04x = 138,736.30 × 42,576.28
  4. Step 4: Simplify right side
    92,565.04x = 5,906,875,554.96
  5. Step 5: Solve for x
    x = 5,906,875,554.96/92,565.04
  6. Step 6: Final answer
    x = 63,813.24

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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.