Home / 369,153.20-553,858.28-116,472.68

Finding the Fourth Proportional to 369,153.20, 553,858.28 and 116,472.68

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Solution

The fourth proportional to 369,153.20, 553,858.28 and 116,472.68 is: 174,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,153.20 : 553,858.28 = 116,472.68 : x
  2. Step 2: Convert to fraction form
    369,153.20/553,858.28 = 116,472.68/x
  3. Step 3: Cross multiply
    369,153.20x = 553,858.28 × 116,472.68
  4. Step 4: Simplify right side
    369,153.20x = 64,509,358,211.79
  5. Step 5: Solve for x
    x = 64,509,358,211.79/369,153.20
  6. Step 6: Final answer
    x = 174,749.56

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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.