Home / 96,479.04-133,139.52-54,037.44

Finding the Fourth Proportional to 96,479.04, 133,139.52 and 54,037.44

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Solution

The fourth proportional to 96,479.04, 133,139.52 and 54,037.44 is: 74,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,479.04 : 133,139.52 = 54,037.44 : x
  2. Step 2: Convert to fraction form
    96,479.04/133,139.52 = 54,037.44/x
  3. Step 3: Cross multiply
    96,479.04x = 133,139.52 × 54,037.44
  4. Step 4: Simplify right side
    96,479.04x = 7,194,518,823.63
  5. Step 5: Solve for x
    x = 7,194,518,823.63/96,479.04
  6. Step 6: Final answer
    x = 74,570.80

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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.