Home / 162,302.50-243,464.79-49,975.78

Finding the Fourth Proportional to 162,302.50, 243,464.79 and 49,975.78

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Solution

The fourth proportional to 162,302.50, 243,464.79 and 49,975.78 is: 74,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,302.50 : 243,464.79 = 49,975.78 : x
  2. Step 2: Convert to fraction form
    162,302.50/243,464.79 = 49,975.78/x
  3. Step 3: Cross multiply
    162,302.50x = 243,464.79 × 49,975.78
  4. Step 4: Simplify right side
    162,302.50x = 12,167,342,782.79
  5. Step 5: Solve for x
    x = 12,167,342,782.79/162,302.50
  6. Step 6: Final answer
    x = 74,967.07

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1.5x scale

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.