Home / 134,080.06-185,030.51-73,651.72

Finding the Fourth Proportional to 134,080.06, 185,030.51 and 73,651.72

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Solution

The fourth proportional to 134,080.06, 185,030.51 and 73,651.72 is: 101,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,080.06 : 185,030.51 = 73,651.72 : x
  2. Step 2: Convert to fraction form
    134,080.06/185,030.51 = 73,651.72/x
  3. Step 3: Cross multiply
    134,080.06x = 185,030.51 × 73,651.72
  4. Step 4: Simplify right side
    134,080.06x = 13,627,815,313.98
  5. Step 5: Solve for x
    x = 13,627,815,313.98/134,080.06
  6. Step 6: Final answer
    x = 101,639.39

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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.