Home / 134,980.15-186,293.30-83,327.33

Finding the Fourth Proportional to 134,980.15, 186,293.30 and 83,327.33

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Solution

The fourth proportional to 134,980.15, 186,293.30 and 83,327.33 is: 115,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,980.15 : 186,293.30 = 83,327.33 : x
  2. Step 2: Convert to fraction form
    134,980.15/186,293.30 = 83,327.33/x
  3. Step 3: Cross multiply
    134,980.15x = 186,293.30 × 83,327.33
  4. Step 4: Simplify right side
    134,980.15x = 15,523,323,285.89
  5. Step 5: Solve for x
    x = 15,523,323,285.89/134,980.15
  6. Step 6: Final answer
    x = 115,004.49

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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.