Home / 93,941.06-129,638.18-50,920.38

Finding the Fourth Proportional to 93,941.06, 129,638.18 and 50,920.38

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Solution

The fourth proportional to 93,941.06, 129,638.18 and 50,920.38 is: 70,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,941.06 : 129,638.18 = 50,920.38 : x
  2. Step 2: Convert to fraction form
    93,941.06/129,638.18 = 50,920.38/x
  3. Step 3: Cross multiply
    93,941.06x = 129,638.18 × 50,920.38
  4. Step 4: Simplify right side
    93,941.06x = 6,601,225,515.41
  5. Step 5: Solve for x
    x = 6,601,225,515.41/93,941.06
  6. Step 6: Final answer
    x = 70,269.87

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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.