Home / 93,192.18-128,605.44-50,749.80

Finding the Fourth Proportional to 93,192.18, 128,605.44 and 50,749.80

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Solution

The fourth proportional to 93,192.18, 128,605.44 and 50,749.80 is: 70,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,192.18 : 128,605.44 = 50,749.80 : x
  2. Step 2: Convert to fraction form
    93,192.18/128,605.44 = 50,749.80/x
  3. Step 3: Cross multiply
    93,192.18x = 128,605.44 × 50,749.80
  4. Step 4: Simplify right side
    93,192.18x = 6,526,700,358.91
  5. Step 5: Solve for x
    x = 6,526,700,358.91/93,192.18
  6. Step 6: Final answer
    x = 70,034.85

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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.