Home / 42,340.48-58,406.24-39,336.96

Finding the Fourth Proportional to 42,340.48, 58,406.24 and 39,336.96

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Solution

The fourth proportional to 42,340.48, 58,406.24 and 39,336.96 is: 54,263.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,340.48 : 58,406.24 = 39,336.96 : x
  2. Step 2: Convert to fraction form
    42,340.48/58,406.24 = 39,336.96/x
  3. Step 3: Cross multiply
    42,340.48x = 58,406.24 × 39,336.96
  4. Step 4: Simplify right side
    42,340.48x = 2,297,523,926.63
  5. Step 5: Solve for x
    x = 2,297,523,926.63/42,340.48
  6. Step 6: Final answer
    x = 54,263.06

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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.