Home / 58,727.73-81,044.48-31,870.23

Finding the Fourth Proportional to 58,727.73, 81,044.48 and 31,870.23

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Solution

The fourth proportional to 58,727.73, 81,044.48 and 31,870.23 is: 43,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,727.73 : 81,044.48 = 31,870.23 : x
  2. Step 2: Convert to fraction form
    58,727.73/81,044.48 = 31,870.23/x
  3. Step 3: Cross multiply
    58,727.73x = 81,044.48 × 31,870.23
  4. Step 4: Simplify right side
    58,727.73x = 2,582,906,217.83
  5. Step 5: Solve for x
    x = 2,582,906,217.83/58,727.73
  6. Step 6: Final answer
    x = 43,981.03

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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.