Home / 155,441.25-214,508.93-88,373.25

Finding the Fourth Proportional to 155,441.25, 214,508.93 and 88,373.25

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Solution

The fourth proportional to 155,441.25, 214,508.93 and 88,373.25 is: 121,955.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,441.25 : 214,508.93 = 88,373.25 : x
  2. Step 2: Convert to fraction form
    155,441.25/214,508.93 = 88,373.25/x
  3. Step 3: Cross multiply
    155,441.25x = 214,508.93 × 88,373.25
  4. Step 4: Simplify right side
    155,441.25x = 18,956,850,856.26
  5. Step 5: Solve for x
    x = 18,956,850,856.26/155,441.25
  6. Step 6: Final answer
    x = 121,955.09

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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.