Home / 93,611.34-129,195.74-53,339.56

Finding the Fourth Proportional to 93,611.34, 129,195.74 and 53,339.56

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Solution

The fourth proportional to 93,611.34, 129,195.74 and 53,339.56 is: 73,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,611.34 : 129,195.74 = 53,339.56 : x
  2. Step 2: Convert to fraction form
    93,611.34/129,195.74 = 53,339.56/x
  3. Step 3: Cross multiply
    93,611.34x = 129,195.74 × 53,339.56
  4. Step 4: Simplify right side
    93,611.34x = 6,891,243,735.83
  5. Step 5: Solve for x
    x = 6,891,243,735.83/93,611.34
  6. Step 6: Final answer
    x = 73,615.48

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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.