Home / 96,915.21-145,359.95-36,927.51

Finding the Fourth Proportional to 96,915.21, 145,359.95 and 36,927.51

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Solution

The fourth proportional to 96,915.21, 145,359.95 and 36,927.51 is: 55,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,915.21 : 145,359.95 = 36,927.51 : x
  2. Step 2: Convert to fraction form
    96,915.21/145,359.95 = 36,927.51/x
  3. Step 3: Cross multiply
    96,915.21x = 145,359.95 × 36,927.51
  4. Step 4: Simplify right side
    96,915.21x = 5,367,780,822.59
  5. Step 5: Solve for x
    x = 5,367,780,822.59/96,915.21
  6. Step 6: Final answer
    x = 55,386.36

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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.