Home / 86,938.13-119,968.01-52,942.85

Finding the Fourth Proportional to 86,938.13, 119,968.01 and 52,942.85

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Solution

The fourth proportional to 86,938.13, 119,968.01 and 52,942.85 is: 73,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938.13 : 119,968.01 = 52,942.85 : x
  2. Step 2: Convert to fraction form
    86,938.13/119,968.01 = 52,942.85/x
  3. Step 3: Cross multiply
    86,938.13x = 119,968.01 × 52,942.85
  4. Step 4: Simplify right side
    86,938.13x = 6,351,447,493.67
  5. Step 5: Solve for x
    x = 6,351,447,493.67/86,938.13
  6. Step 6: Final answer
    x = 73,057.10

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1.5x scale

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.