Home / 162,275.07-243,435.60-49,964.64

Finding the Fourth Proportional to 162,275.07, 243,435.60 and 49,964.64

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Solution

The fourth proportional to 162,275.07, 243,435.60 and 49,964.64 is: 74,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,275.07 : 243,435.60 = 49,964.64 : x
  2. Step 2: Convert to fraction form
    162,275.07/243,435.60 = 49,964.64/x
  3. Step 3: Cross multiply
    162,275.07x = 243,435.60 × 49,964.64
  4. Step 4: Simplify right side
    162,275.07x = 12,163,172,117.18
  5. Step 5: Solve for x
    x = 12,163,172,117.18/162,275.07
  6. Step 6: Final answer
    x = 74,954.04

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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.