Home / 235,639.32-325,157.52-133,632.10

Finding the Fourth Proportional to 235,639.32, 325,157.52 and 133,632.10

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Solution

The fourth proportional to 235,639.32, 325,157.52 and 133,632.10 is: 184,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,639.32 : 325,157.52 = 133,632.10 : x
  2. Step 2: Convert to fraction form
    235,639.32/325,157.52 = 133,632.10/x
  3. Step 3: Cross multiply
    235,639.32x = 325,157.52 × 133,632.10
  4. Step 4: Simplify right side
    235,639.32x = 43,451,482,228.39
  5. Step 5: Solve for x
    x = 43,451,482,228.39/235,639.32
  6. Step 6: Final answer
    x = 184,398.27

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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.