Home / 96,749.17-133,506.54-54,299.50

Finding the Fourth Proportional to 96,749.17, 133,506.54 and 54,299.50

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Solution

The fourth proportional to 96,749.17, 133,506.54 and 54,299.50 is: 74,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,749.17 : 133,506.54 = 54,299.50 : x
  2. Step 2: Convert to fraction form
    96,749.17/133,506.54 = 54,299.50/x
  3. Step 3: Cross multiply
    96,749.17x = 133,506.54 × 54,299.50
  4. Step 4: Simplify right side
    96,749.17x = 7,249,338,368.73
  5. Step 5: Solve for x
    x = 7,249,338,368.73/96,749.17
  6. Step 6: Final answer
    x = 74,929.20

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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.