Home / 162,210.99-243,403.62-67,506.46

Finding the Fourth Proportional to 162,210.99, 243,403.62 and 67,506.46

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Solution

The fourth proportional to 162,210.99, 243,403.62 and 67,506.46 is: 101,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,210.99 : 243,403.62 = 67,506.46 : x
  2. Step 2: Convert to fraction form
    162,210.99/243,403.62 = 67,506.46/x
  3. Step 3: Cross multiply
    162,210.99x = 243,403.62 × 67,506.46
  4. Step 4: Simplify right side
    162,210.99x = 16,431,316,737.39
  5. Step 5: Solve for x
    x = 16,431,316,737.39/162,210.99
  6. Step 6: Final answer
    x = 101,295.96

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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.