Home / 162,953.10-244,429.65-105,872.40

Finding the Fourth Proportional to 162,953.10, 244,429.65 and 105,872.40

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Solution

The fourth proportional to 162,953.10, 244,429.65 and 105,872.40 is: 158,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,953.10 : 244,429.65 = 105,872.40 : x
  2. Step 2: Convert to fraction form
    162,953.10/244,429.65 = 105,872.40/x
  3. Step 3: Cross multiply
    162,953.10x = 244,429.65 × 105,872.40
  4. Step 4: Simplify right side
    162,953.10x = 25,878,353,676.66
  5. Step 5: Solve for x
    x = 25,878,353,676.66/162,953.10
  6. Step 6: Final answer
    x = 158,808.60

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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.