Home / 58,607.45-80,878.24-31,750.06

Finding the Fourth Proportional to 58,607.45, 80,878.24 and 31,750.06

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Solution

The fourth proportional to 58,607.45, 80,878.24 and 31,750.06 is: 43,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,607.45 : 80,878.24 = 31,750.06 : x
  2. Step 2: Convert to fraction form
    58,607.45/80,878.24 = 31,750.06/x
  3. Step 3: Cross multiply
    58,607.45x = 80,878.24 × 31,750.06
  4. Step 4: Simplify right side
    58,607.45x = 2,567,888,972.69
  5. Step 5: Solve for x
    x = 2,567,888,972.69/58,607.45
  6. Step 6: Final answer
    x = 43,815.06

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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.