Home / 93,469.95-128,983.68-53,182.89

Finding the Fourth Proportional to 93,469.95, 128,983.68 and 53,182.89

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Solution

The fourth proportional to 93,469.95, 128,983.68 and 53,182.89 is: 73,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,469.95 : 128,983.68 = 53,182.89 : x
  2. Step 2: Convert to fraction form
    93,469.95/128,983.68 = 53,182.89/x
  3. Step 3: Cross multiply
    93,469.95x = 128,983.68 × 53,182.89
  4. Step 4: Simplify right side
    93,469.95x = 6,859,724,865.24
  5. Step 5: Solve for x
    x = 6,859,724,865.24/93,469.95
  6. Step 6: Final answer
    x = 73,389.63

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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.