Home / 357,985.15-536,902.18-105,196.97

Finding the Fourth Proportional to 357,985.15, 536,902.18 and 105,196.97

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Solution

The fourth proportional to 357,985.15, 536,902.18 and 105,196.97 is: 157,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,985.15 : 536,902.18 = 105,196.97 : x
  2. Step 2: Convert to fraction form
    357,985.15/536,902.18 = 105,196.97/x
  3. Step 3: Cross multiply
    357,985.15x = 536,902.18 × 105,196.97
  4. Step 4: Simplify right side
    357,985.15x = 56,480,483,601.66
  5. Step 5: Solve for x
    x = 56,480,483,601.66/357,985.15
  6. Step 6: Final answer
    x = 157,773.26

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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.