Home / 357,845.58-536,770.65-105,125.04

Finding the Fourth Proportional to 357,845.58, 536,770.65 and 105,125.04

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Solution

The fourth proportional to 357,845.58, 536,770.65 and 105,125.04 is: 157,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,845.58 : 536,770.65 = 105,125.04 : x
  2. Step 2: Convert to fraction form
    357,845.58/536,770.65 = 105,125.04/x
  3. Step 3: Cross multiply
    357,845.58x = 536,770.65 × 105,125.04
  4. Step 4: Simplify right side
    357,845.58x = 56,428,036,052.08
  5. Step 5: Solve for x
    x = 56,428,036,052.08/357,845.58
  6. Step 6: Final answer
    x = 157,688.23

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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.