Home / 116,537.68-160,816.92-65,549.50

Finding the Fourth Proportional to 116,537.68, 160,816.92 and 65,549.50

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Solution

The fourth proportional to 116,537.68, 160,816.92 and 65,549.50 is: 90,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,537.68 : 160,816.92 = 65,549.50 : x
  2. Step 2: Convert to fraction form
    116,537.68/160,816.92 = 65,549.50/x
  3. Step 3: Cross multiply
    116,537.68x = 160,816.92 × 65,549.50
  4. Step 4: Simplify right side
    116,537.68x = 10,541,468,697.54
  5. Step 5: Solve for x
    x = 10,541,468,697.54/116,537.68
  6. Step 6: Final answer
    x = 90,455.45

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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.