Home / 107,531.96-148,377.86-61,584.46

Finding the Fourth Proportional to 107,531.96, 148,377.86 and 61,584.46

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Solution

The fourth proportional to 107,531.96, 148,377.86 and 61,584.46 is: 84,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,531.96 : 148,377.86 = 61,584.46 : x
  2. Step 2: Convert to fraction form
    107,531.96/148,377.86 = 61,584.46/x
  3. Step 3: Cross multiply
    107,531.96x = 148,377.86 × 61,584.46
  4. Step 4: Simplify right side
    107,531.96x = 9,137,770,384.06
  5. Step 5: Solve for x
    x = 9,137,770,384.06/107,531.96
  6. Step 6: Final answer
    x = 84,977.25

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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.