Home / 176,619.60-264,929.40-71,384.40

Finding the Fourth Proportional to 176,619.60, 264,929.40 and 71,384.40

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Solution

The fourth proportional to 176,619.60, 264,929.40 and 71,384.40 is: 107,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,619.60 : 264,929.40 = 71,384.40 : x
  2. Step 2: Convert to fraction form
    176,619.60/264,929.40 = 71,384.40/x
  3. Step 3: Cross multiply
    176,619.60x = 264,929.40 × 71,384.40
  4. Step 4: Simplify right side
    176,619.60x = 18,911,826,261.36
  5. Step 5: Solve for x
    x = 18,911,826,261.36/176,619.60
  6. Step 6: Final answer
    x = 107,076.60

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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.