Home / 227,621.32-314,117.48-125,646.84

Finding the Fourth Proportional to 227,621.32, 314,117.48 and 125,646.84

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Solution

The fourth proportional to 227,621.32, 314,117.48 and 125,646.84 is: 173,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,621.32 : 314,117.48 = 125,646.84 : x
  2. Step 2: Convert to fraction form
    227,621.32/314,117.48 = 125,646.84/x
  3. Step 3: Cross multiply
    227,621.32x = 314,117.48 × 125,646.84
  4. Step 4: Simplify right side
    227,621.32x = 39,467,868,750.76
  5. Step 5: Solve for x
    x = 39,467,868,750.76/227,621.32
  6. Step 6: Final answer
    x = 173,392.67

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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.