Home / 58,605.40-80,875.67-31,747.85

Finding the Fourth Proportional to 58,605.40, 80,875.67 and 31,747.85

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Solution

The fourth proportional to 58,605.40, 80,875.67 and 31,747.85 is: 43,812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,605.40 : 80,875.67 = 31,747.85 : x
  2. Step 2: Convert to fraction form
    58,605.40/80,875.67 = 31,747.85/x
  3. Step 3: Cross multiply
    58,605.40x = 80,875.67 × 31,747.85
  4. Step 4: Simplify right side
    58,605.40x = 2,567,628,076.69
  5. Step 5: Solve for x
    x = 2,567,628,076.69/58,605.40
  6. Step 6: Final answer
    x = 43,812.14

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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.