Home / 96,582.80-133,283.72-54,140.42

Finding the Fourth Proportional to 96,582.80, 133,283.72 and 54,140.42

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Solution

The fourth proportional to 96,582.80, 133,283.72 and 54,140.42 is: 74,713.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,582.80 : 133,283.72 = 54,140.42 : x
  2. Step 2: Convert to fraction form
    96,582.80/133,283.72 = 54,140.42/x
  3. Step 3: Cross multiply
    96,582.80x = 133,283.72 × 54,140.42
  4. Step 4: Simplify right side
    96,582.80x = 7,216,035,642.84
  5. Step 5: Solve for x
    x = 7,216,035,642.84/96,582.80
  6. Step 6: Final answer
    x = 74,713.47

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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.