Home / 213,467.16-320,027.94-88,901.40

Finding the Fourth Proportional to 213,467.16, 320,027.94 and 88,901.40

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Solution

The fourth proportional to 213,467.16, 320,027.94 and 88,901.40 is: 133,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,467.16 : 320,027.94 = 88,901.40 : x
  2. Step 2: Convert to fraction form
    213,467.16/320,027.94 = 88,901.40/x
  3. Step 3: Cross multiply
    213,467.16x = 320,027.94 × 88,901.40
  4. Step 4: Simplify right side
    213,467.16x = 28,450,931,905.12
  5. Step 5: Solve for x
    x = 28,450,931,905.12/213,467.16
  6. Step 6: Final answer
    x = 133,280.14

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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.