Home / 176,921.20-265,381.80-168,756.40

Finding the Fourth Proportional to 176,921.20, 265,381.80 and 168,756.40

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Solution

The fourth proportional to 176,921.20, 265,381.80 and 168,756.40 is: 253,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,921.20 : 265,381.80 = 168,756.40 : x
  2. Step 2: Convert to fraction form
    176,921.20/265,381.80 = 168,756.40/x
  3. Step 3: Cross multiply
    176,921.20x = 265,381.80 × 168,756.40
  4. Step 4: Simplify right side
    176,921.20x = 44,784,877,193.52
  5. Step 5: Solve for x
    x = 44,784,877,193.52/176,921.20
  6. Step 6: Final answer
    x = 253,134.60

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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.