Home / 174,088.64-261,249.72-111,802.88

Finding the Fourth Proportional to 174,088.64, 261,249.72 and 111,802.88

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Solution

The fourth proportional to 174,088.64, 261,249.72 and 111,802.88 is: 167,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,088.64 : 261,249.72 = 111,802.88 : x
  2. Step 2: Convert to fraction form
    174,088.64/261,249.72 = 111,802.88/x
  3. Step 3: Cross multiply
    174,088.64x = 261,249.72 × 111,802.88
  4. Step 4: Simplify right side
    174,088.64x = 29,208,471,095.19
  5. Step 5: Solve for x
    x = 29,208,471,095.19/174,088.64
  6. Step 6: Final answer
    x = 167,779.31

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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.