Home / 91,858.39-137,788.33-25,302.19

Finding the Fourth Proportional to 91,858.39, 137,788.33 and 25,302.19

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Solution

The fourth proportional to 91,858.39, 137,788.33 and 25,302.19 is: 37,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,858.39 : 137,788.33 = 25,302.19 : x
  2. Step 2: Convert to fraction form
    91,858.39/137,788.33 = 25,302.19/x
  3. Step 3: Cross multiply
    91,858.39x = 137,788.33 × 25,302.19
  4. Step 4: Simplify right side
    91,858.39x = 3,486,346,378.93
  5. Step 5: Solve for x
    x = 3,486,346,378.93/91,858.39
  6. Step 6: Final answer
    x = 37,953.49

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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.