Home / 314,526.83-471,777.06-101,290.02

Finding the Fourth Proportional to 314,526.83, 471,777.06 and 101,290.02

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Solution

The fourth proportional to 314,526.83, 471,777.06 and 101,290.02 is: 151,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,526.83 : 471,777.06 = 101,290.02 : x
  2. Step 2: Convert to fraction form
    314,526.83/471,777.06 = 101,290.02/x
  3. Step 3: Cross multiply
    314,526.83x = 471,777.06 × 101,290.02
  4. Step 4: Simplify right side
    314,526.83x = 47,786,307,842.94
  5. Step 5: Solve for x
    x = 47,786,307,842.94/314,526.83
  6. Step 6: Final answer
    x = 151,930.78

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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.