Home / 90,852.67-125,394.78-52,618.51

Finding the Fourth Proportional to 90,852.67, 125,394.78 and 52,618.51

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Solution

The fourth proportional to 90,852.67, 125,394.78 and 52,618.51 is: 72,624.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,852.67 : 125,394.78 = 52,618.51 : x
  2. Step 2: Convert to fraction form
    90,852.67/125,394.78 = 52,618.51/x
  3. Step 3: Cross multiply
    90,852.67x = 125,394.78 × 52,618.51
  4. Step 4: Simplify right side
    90,852.67x = 6,598,086,485.38
  5. Step 5: Solve for x
    x = 6,598,086,485.38/90,852.67
  6. Step 6: Final answer
    x = 72,624.02

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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.