Home / 215,952.32-298,037.28-120,492.16

Finding the Fourth Proportional to 215,952.32, 298,037.28 and 120,492.16

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Solution

The fourth proportional to 215,952.32, 298,037.28 and 120,492.16 is: 166,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,952.32 : 298,037.28 = 120,492.16 : x
  2. Step 2: Convert to fraction form
    215,952.32/298,037.28 = 120,492.16/x
  3. Step 3: Cross multiply
    215,952.32x = 298,037.28 × 120,492.16
  4. Step 4: Simplify right side
    215,952.32x = 35,911,155,627.72
  5. Step 5: Solve for x
    x = 35,911,155,627.72/215,952.32
  6. Step 6: Final answer
    x = 166,292.06

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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.