Home / 58,761.43-81,090.51-31,903.72

Finding the Fourth Proportional to 58,761.43, 81,090.51 and 31,903.72

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Solution

The fourth proportional to 58,761.43, 81,090.51 and 31,903.72 is: 44,026.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.43 : 81,090.51 = 31,903.72 : x
  2. Step 2: Convert to fraction form
    58,761.43/81,090.51 = 31,903.72/x
  3. Step 3: Cross multiply
    58,761.43x = 81,090.51 × 31,903.72
  4. Step 4: Simplify right side
    58,761.43x = 2,587,088,520.24
  5. Step 5: Solve for x
    x = 2,587,088,520.24/58,761.43
  6. Step 6: Final answer
    x = 44,026.99

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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.