Home / 71,570,537.28-98,825,587.38-58,341,789.81

Finding the Fourth Proportional to 71,570,537.28, 98,825,587.38 and 58,341,789.81

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Solution

The fourth proportional to 71,570,537.28, 98,825,587.38 and 58,341,789.81 is: 80,559,149.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,570,537.28 : 98,825,587.38 = 58,341,789.81 : x
  2. Step 2: Convert to fraction form
    71,570,537.28/98,825,587.38 = 58,341,789.81/x
  3. Step 3: Cross multiply
    71,570,537.28x = 98,825,587.38 × 58,341,789.81
  4. Step 4: Simplify right side
    71,570,537.28x = 5,765,661,646,773,749
  5. Step 5: Solve for x
    x = 5,765,661,646,773,749/71,570,537.28
  6. Step 6: Final answer
    x = 80,559,149.98

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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.