Home / 657,108.90-985,590.45-183,842.10

Finding the Fourth Proportional to 657,108.90, 985,590.45 and 183,842.10

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Solution

The fourth proportional to 657,108.90, 985,590.45 and 183,842.10 is: 275,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,108.90 : 985,590.45 = 183,842.10 : x
  2. Step 2: Convert to fraction form
    657,108.90/985,590.45 = 183,842.10/x
  3. Step 3: Cross multiply
    657,108.90x = 985,590.45 × 183,842.10
  4. Step 4: Simplify right side
    657,108.90x = 181,193,018,067.95
  5. Step 5: Solve for x
    x = 181,193,018,067.95/657,108.90
  6. Step 6: Final answer
    x = 275,742.75

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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.