Home / 186,338.67-257,147.96-101,456.25

Finding the Fourth Proportional to 186,338.67, 257,147.96 and 101,456.25

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Solution

The fourth proportional to 186,338.67, 257,147.96 and 101,456.25 is: 140,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,338.67 : 257,147.96 = 101,456.25 : x
  2. Step 2: Convert to fraction form
    186,338.67/257,147.96 = 101,456.25/x
  3. Step 3: Cross multiply
    186,338.67x = 257,147.96 × 101,456.25
  4. Step 4: Simplify right side
    186,338.67x = 26,089,267,209.47
  5. Step 5: Solve for x
    x = 26,089,267,209.47/186,338.67
  6. Step 6: Final answer
    x = 140,009.95

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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.