Home / 164,739.60-227,340.54-89,288.16

Finding the Fourth Proportional to 164,739.60, 227,340.54 and 89,288.16

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Solution

The fourth proportional to 164,739.60, 227,340.54 and 89,288.16 is: 123,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,739.60 : 227,340.54 = 89,288.16 : x
  2. Step 2: Convert to fraction form
    164,739.60/227,340.54 = 89,288.16/x
  3. Step 3: Cross multiply
    164,739.60x = 227,340.54 × 89,288.16
  4. Step 4: Simplify right side
    164,739.60x = 20,298,818,510.01
  5. Step 5: Solve for x
    x = 20,298,818,510.01/164,739.60
  6. Step 6: Final answer
    x = 123,217.60

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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.