Home / 147,448.32-203,460.84-83,768.28

Finding the Fourth Proportional to 147,448.32, 203,460.84 and 83,768.28

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Solution

The fourth proportional to 147,448.32, 203,460.84 and 83,768.28 is: 115,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,448.32 : 203,460.84 = 83,768.28 : x
  2. Step 2: Convert to fraction form
    147,448.32/203,460.84 = 83,768.28/x
  3. Step 3: Cross multiply
    147,448.32x = 203,460.84 × 83,768.28
  4. Step 4: Simplify right side
    147,448.32x = 17,043,564,614.16
  5. Step 5: Solve for x
    x = 17,043,564,614.16/147,448.32
  6. Step 6: Final answer
    x = 115,590.09

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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.