Home / 259,021.14-357,354.35-156,972.98

Finding the Fourth Proportional to 259,021.14, 357,354.35 and 156,972.98

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Solution

The fourth proportional to 259,021.14, 357,354.35 and 156,972.98 is: 216,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,021.14 : 357,354.35 = 156,972.98 : x
  2. Step 2: Convert to fraction form
    259,021.14/357,354.35 = 156,972.98/x
  3. Step 3: Cross multiply
    259,021.14x = 357,354.35 × 156,972.98
  4. Step 4: Simplify right side
    259,021.14x = 56,094,977,235.46
  5. Step 5: Solve for x
    x = 56,094,977,235.46/259,021.14
  6. Step 6: Final answer
    x = 216,565.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.