Home / 58,707.08-81,015.79-31,849.58

Finding the Fourth Proportional to 58,707.08, 81,015.79 and 31,849.58

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Solution

The fourth proportional to 58,707.08, 81,015.79 and 31,849.58 is: 43,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,707.08 : 81,015.79 = 31,849.58 : x
  2. Step 2: Convert to fraction form
    58,707.08/81,015.79 = 31,849.58/x
  3. Step 3: Cross multiply
    58,707.08x = 81,015.79 × 31,849.58
  4. Step 4: Simplify right side
    58,707.08x = 2,580,318,479.79
  5. Step 5: Solve for x
    x = 2,580,318,479.79/58,707.08
  6. Step 6: Final answer
    x = 43,952.43

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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.