Home / 213,444.10-320,182.35-63,672.67

Finding the Fourth Proportional to 213,444.10, 320,182.35 and 63,672.67

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Solution

The fourth proportional to 213,444.10, 320,182.35 and 63,672.67 is: 95,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,444.10 : 320,182.35 = 63,672.67 : x
  2. Step 2: Convert to fraction form
    213,444.10/320,182.35 = 63,672.67/x
  3. Step 3: Cross multiply
    213,444.10x = 320,182.35 × 63,672.67
  4. Step 4: Simplify right side
    213,444.10x = 20,386,865,111.37
  5. Step 5: Solve for x
    x = 20,386,865,111.37/213,444.10
  6. Step 6: Final answer
    x = 95,513.84

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1.5x scale

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.