Home / 58,781.66-81,118.67-31,924.17

Finding the Fourth Proportional to 58,781.66, 81,118.67 and 31,924.17

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Solution

The fourth proportional to 58,781.66, 81,118.67 and 31,924.17 is: 44,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,781.66 : 81,118.67 = 31,924.17 : x
  2. Step 2: Convert to fraction form
    58,781.66/81,118.67 = 31,924.17/x
  3. Step 3: Cross multiply
    58,781.66x = 81,118.67 × 31,924.17
  4. Step 4: Simplify right side
    58,781.66x = 2,589,646,051.63
  5. Step 5: Solve for x
    x = 2,589,646,051.63/58,781.66
  6. Step 6: Final answer
    x = 44,055.34

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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.