Home / 87,734,937.96-121,077,996.78-48,576,714.42

Finding the Fourth Proportional to 87,734,937.96, 121,077,996.78 and 48,576,714.42

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Solution

The fourth proportional to 87,734,937.96, 121,077,996.78 and 48,576,714.42 is: 67,037,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,734,937.96 : 121,077,996.78 = 48,576,714.42 : x
  2. Step 2: Convert to fraction form
    87,734,937.96/121,077,996.78 = 48,576,714.42/x
  3. Step 3: Cross multiply
    87,734,937.96x = 121,077,996.78 × 48,576,714.42
  4. Step 4: Simplify right side
    87,734,937.96x = 5,881,571,272,127,740
  5. Step 5: Solve for x
    x = 5,881,571,272,127,740/87,734,937.96
  6. Step 6: Final answer
    x = 67,037,960.12

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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.