Home / 96,395.21-133,026.05-56,132.45

Finding the Fourth Proportional to 96,395.21, 133,026.05 and 56,132.45

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Solution

The fourth proportional to 96,395.21, 133,026.05 and 56,132.45 is: 77,463.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,395.21 : 133,026.05 = 56,132.45 : x
  2. Step 2: Convert to fraction form
    96,395.21/133,026.05 = 56,132.45/x
  3. Step 3: Cross multiply
    96,395.21x = 133,026.05 × 56,132.45
  4. Step 4: Simplify right side
    96,395.21x = 7,467,077,575.52
  5. Step 5: Solve for x
    x = 7,467,077,575.52/96,395.21
  6. Step 6: Final answer
    x = 77,463.16

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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.