Home / 91,046.67-125,664.57-59,160.21

Finding the Fourth Proportional to 91,046.67, 125,664.57 and 59,160.21

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Solution

The fourth proportional to 91,046.67, 125,664.57 and 59,160.21 is: 81,654.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,046.67 : 125,664.57 = 59,160.21 : x
  2. Step 2: Convert to fraction form
    91,046.67/125,664.57 = 59,160.21/x
  3. Step 3: Cross multiply
    91,046.67x = 125,664.57 × 59,160.21
  4. Step 4: Simplify right side
    91,046.67x = 7,434,342,350.76
  5. Step 5: Solve for x
    x = 7,434,342,350.76/91,046.67
  6. Step 6: Final answer
    x = 81,654.19

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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.