Home / 75,031,789.93-103,554,744.64-43,235,773.56

Finding the Fourth Proportional to 75,031,789.93, 103,554,744.64 and 43,235,773.56

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Solution

The fourth proportional to 75,031,789.93, 103,554,744.64 and 43,235,773.56 is: 59,671,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,031,789.93 : 103,554,744.64 = 43,235,773.56 : x
  2. Step 2: Convert to fraction form
    75,031,789.93/103,554,744.64 = 43,235,773.56/x
  3. Step 3: Cross multiply
    75,031,789.93x = 103,554,744.64 × 43,235,773.56
  4. Step 4: Simplify right side
    75,031,789.93x = 4,477,269,490,210,574.50
  5. Step 5: Solve for x
    x = 4,477,269,490,210,574.50/75,031,789.93
  6. Step 6: Final answer
    x = 59,671,633.78

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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.