Home / 147,177.92-220,568.16-105,533.12

Finding the Fourth Proportional to 147,177.92, 220,568.16 and 105,533.12

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Solution

The fourth proportional to 147,177.92, 220,568.16 and 105,533.12 is: 158,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,177.92 : 220,568.16 = 105,533.12 : x
  2. Step 2: Convert to fraction form
    147,177.92/220,568.16 = 105,533.12/x
  3. Step 3: Cross multiply
    147,177.92x = 220,568.16 × 105,533.12
  4. Step 4: Simplify right side
    147,177.92x = 23,277,246,097.46
  5. Step 5: Solve for x
    x = 23,277,246,097.46/147,177.92
  6. Step 6: Final answer
    x = 158,157.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.