Home / 58,434.48-80,639.58-31,577.04

Finding the Fourth Proportional to 58,434.48, 80,639.58 and 31,577.04

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Solution

The fourth proportional to 58,434.48, 80,639.58 and 31,577.04 is: 43,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,434.48 : 80,639.58 = 31,577.04 : x
  2. Step 2: Convert to fraction form
    58,434.48/80,639.58 = 31,577.04/x
  3. Step 3: Cross multiply
    58,434.48x = 80,639.58 × 31,577.04
  4. Step 4: Simplify right side
    58,434.48x = 2,546,359,243.24
  5. Step 5: Solve for x
    x = 2,546,359,243.24/58,434.48
  6. Step 6: Final answer
    x = 43,576.31

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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.