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Finding the Fourth Proportional to 176,305.97, 264,457.13 and 43,186.92

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Solution

The fourth proportional to 176,305.97, 264,457.13 and 43,186.92 is: 64,779.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,305.97 : 264,457.13 = 43,186.92 : x
  2. Step 2: Convert to fraction form
    176,305.97/264,457.13 = 43,186.92/x
  3. Step 3: Cross multiply
    176,305.97x = 264,457.13 × 43,186.92
  4. Step 4: Simplify right side
    176,305.97x = 11,421,088,700.81
  5. Step 5: Solve for x
    x = 11,421,088,700.81/176,305.97
  6. Step 6: Final answer
    x = 64,779.93

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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.