Home / 162,215.57-243,323.93-49,895.03

Finding the Fourth Proportional to 162,215.57, 243,323.93 and 49,895.03

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Solution

The fourth proportional to 162,215.57, 243,323.93 and 49,895.03 is: 74,842.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,215.57 : 243,323.93 = 49,895.03 : x
  2. Step 2: Convert to fraction form
    162,215.57/243,323.93 = 49,895.03/x
  3. Step 3: Cross multiply
    162,215.57x = 243,323.93 × 49,895.03
  4. Step 4: Simplify right side
    162,215.57x = 12,140,653,320.97
  5. Step 5: Solve for x
    x = 12,140,653,320.97/162,215.57
  6. Step 6: Final answer
    x = 74,842.72

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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.