Home / 58,537.64-80,782.04-31,680.17

Finding the Fourth Proportional to 58,537.64, 80,782.04 and 31,680.17

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Solution

The fourth proportional to 58,537.64, 80,782.04 and 31,680.17 is: 43,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,537.64 : 80,782.04 = 31,680.17 : x
  2. Step 2: Convert to fraction form
    58,537.64/80,782.04 = 31,680.17/x
  3. Step 3: Cross multiply
    58,537.64x = 80,782.04 × 31,680.17
  4. Step 4: Simplify right side
    58,537.64x = 2,559,188,560.17
  5. Step 5: Solve for x
    x = 2,559,188,560.17/58,537.64
  6. Step 6: Final answer
    x = 43,718.69

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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.