Home / 118,828.08-178,247.79-30,082.32

Finding the Fourth Proportional to 118,828.08, 178,247.79 and 30,082.32

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Solution

The fourth proportional to 118,828.08, 178,247.79 and 30,082.32 is: 45,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,828.08 : 178,247.79 = 30,082.32 : x
  2. Step 2: Convert to fraction form
    118,828.08/178,247.79 = 30,082.32/x
  3. Step 3: Cross multiply
    118,828.08x = 178,247.79 × 30,082.32
  4. Step 4: Simplify right side
    118,828.08x = 5,362,107,058.07
  5. Step 5: Solve for x
    x = 5,362,107,058.07/118,828.08
  6. Step 6: Final answer
    x = 45,124.92

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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.