Home / 84,688.41-127,032.54-25,524.09

Finding the Fourth Proportional to 84,688.41, 127,032.54 and 25,524.09

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Solution

The fourth proportional to 84,688.41, 127,032.54 and 25,524.09 is: 38,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,688.41 : 127,032.54 = 25,524.09 : x
  2. Step 2: Convert to fraction form
    84,688.41/127,032.54 = 25,524.09/x
  3. Step 3: Cross multiply
    84,688.41x = 127,032.54 × 25,524.09
  4. Step 4: Simplify right side
    84,688.41x = 3,242,389,888.17
  5. Step 5: Solve for x
    x = 3,242,389,888.17/84,688.41
  6. Step 6: Final answer
    x = 38,286.11

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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.