Home / 163,009.60-244,514.40-123,643.60

Finding the Fourth Proportional to 163,009.60, 244,514.40 and 123,643.60

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Solution

The fourth proportional to 163,009.60, 244,514.40 and 123,643.60 is: 185,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,009.60 : 244,514.40 = 123,643.60 : x
  2. Step 2: Convert to fraction form
    163,009.60/244,514.40 = 123,643.60/x
  3. Step 3: Cross multiply
    163,009.60x = 244,514.40 × 123,643.60
  4. Step 4: Simplify right side
    163,009.60x = 30,232,640,667.84
  5. Step 5: Solve for x
    x = 30,232,640,667.84/163,009.60
  6. Step 6: Final answer
    x = 185,465.40

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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.