Home / 58,637.31-87,906.42-39,864.63

Finding the Fourth Proportional to 58,637.31, 87,906.42 and 39,864.63

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Solution

The fourth proportional to 58,637.31, 87,906.42 and 39,864.63 is: 59,763.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,637.31 : 87,906.42 = 39,864.63 : x
  2. Step 2: Convert to fraction form
    58,637.31/87,906.42 = 39,864.63/x
  3. Step 3: Cross multiply
    58,637.31x = 87,906.42 × 39,864.63
  4. Step 4: Simplify right side
    58,637.31x = 3,504,356,907.92
  5. Step 5: Solve for x
    x = 3,504,356,907.92/58,637.31
  6. Step 6: Final answer
    x = 59,763.26

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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.