Home / 93,045.38-128,402.62-50,604.82

Finding the Fourth Proportional to 93,045.38, 128,402.62 and 50,604.82

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Solution

The fourth proportional to 93,045.38, 128,402.62 and 50,604.82 is: 69,834.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,045.38 : 128,402.62 = 50,604.82 : x
  2. Step 2: Convert to fraction form
    93,045.38/128,402.62 = 50,604.82/x
  3. Step 3: Cross multiply
    93,045.38x = 128,402.62 × 50,604.82
  4. Step 4: Simplify right side
    93,045.38x = 6,497,791,025.11
  5. Step 5: Solve for x
    x = 6,497,791,025.11/93,045.38
  6. Step 6: Final answer
    x = 69,834.65

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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.