Home / 116,440.40-174,660.60-49,869.20

Finding the Fourth Proportional to 116,440.40, 174,660.60 and 49,869.20

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Solution

The fourth proportional to 116,440.40, 174,660.60 and 49,869.20 is: 74,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,440.40 : 174,660.60 = 49,869.20 : x
  2. Step 2: Convert to fraction form
    116,440.40/174,660.60 = 49,869.20/x
  3. Step 3: Cross multiply
    116,440.40x = 174,660.60 × 49,869.20
  4. Step 4: Simplify right side
    116,440.40x = 8,710,184,393.52
  5. Step 5: Solve for x
    x = 8,710,184,393.52/116,440.40
  6. Step 6: Final answer
    x = 74,803.80

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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.