Home / 132,941.52-183,355.56-85,199.32

Finding the Fourth Proportional to 132,941.52, 183,355.56 and 85,199.32

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Solution

The fourth proportional to 132,941.52, 183,355.56 and 85,199.32 is: 117,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,941.52 : 183,355.56 = 85,199.32 : x
  2. Step 2: Convert to fraction form
    132,941.52/183,355.56 = 85,199.32/x
  3. Step 3: Cross multiply
    132,941.52x = 183,355.56 × 85,199.32
  4. Step 4: Simplify right side
    132,941.52x = 15,621,769,030.22
  5. Step 5: Solve for x
    x = 15,621,769,030.22/132,941.52
  6. Step 6: Final answer
    x = 117,508.58

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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.