Home / 93,941.21-129,638.39-50,920.53

Finding the Fourth Proportional to 93,941.21, 129,638.39 and 50,920.53

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Solution

The fourth proportional to 93,941.21, 129,638.39 and 50,920.53 is: 70,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,941.21 : 129,638.39 = 50,920.53 : x
  2. Step 2: Convert to fraction form
    93,941.21/129,638.39 = 50,920.53/x
  3. Step 3: Cross multiply
    93,941.21x = 129,638.39 × 50,920.53
  4. Step 4: Simplify right side
    93,941.21x = 6,601,255,330.35
  5. Step 5: Solve for x
    x = 6,601,255,330.35/93,941.21
  6. Step 6: Final answer
    x = 70,270.07

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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.