Home / 117,633.16-176,450.34-28,886.68

Finding the Fourth Proportional to 117,633.16, 176,450.34 and 28,886.68

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Solution

The fourth proportional to 117,633.16, 176,450.34 and 28,886.68 is: 43,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,633.16 : 176,450.34 = 28,886.68 : x
  2. Step 2: Convert to fraction form
    117,633.16/176,450.34 = 28,886.68/x
  3. Step 3: Cross multiply
    117,633.16x = 176,450.34 × 28,886.68
  4. Step 4: Simplify right side
    117,633.16x = 5,097,064,507.47
  5. Step 5: Solve for x
    x = 5,097,064,507.47/117,633.16
  6. Step 6: Final answer
    x = 43,330.17

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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.