Home / 42,539.76-58,701.24-23,678.64

Finding the Fourth Proportional to 42,539.76, 58,701.24 and 23,678.64

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Solution

The fourth proportional to 42,539.76, 58,701.24 and 23,678.64 is: 32,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,539.76 : 58,701.24 = 23,678.64 : x
  2. Step 2: Convert to fraction form
    42,539.76/58,701.24 = 23,678.64/x
  3. Step 3: Cross multiply
    42,539.76x = 58,701.24 × 23,678.64
  4. Step 4: Simplify right side
    42,539.76x = 1,389,965,529.51
  5. Step 5: Solve for x
    x = 1,389,965,529.51/42,539.76
  6. Step 6: Final answer
    x = 32,674.50

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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.