Home / 83,888.96-125,833.40-30,584.93

Finding the Fourth Proportional to 83,888.96, 125,833.40 and 30,584.93

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Solution

The fourth proportional to 83,888.96, 125,833.40 and 30,584.93 is: 45,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,888.96 : 125,833.40 = 30,584.93 : x
  2. Step 2: Convert to fraction form
    83,888.96/125,833.40 = 30,584.93/x
  3. Step 3: Cross multiply
    83,888.96x = 125,833.40 × 30,584.93
  4. Step 4: Simplify right side
    83,888.96x = 3,848,605,063.26
  5. Step 5: Solve for x
    x = 3,848,605,063.26/83,888.96
  6. Step 6: Final answer
    x = 45,877.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.