Home / 30,106.08-41,543.52-16,677.05

Finding the Fourth Proportional to 30,106.08, 41,543.52 and 16,677.05

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Solution

The fourth proportional to 30,106.08, 41,543.52 and 16,677.05 is: 23,012.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,106.08 : 41,543.52 = 16,677.05 : x
  2. Step 2: Convert to fraction form
    30,106.08/41,543.52 = 16,677.05/x
  3. Step 3: Cross multiply
    30,106.08x = 41,543.52 × 16,677.05
  4. Step 4: Simplify right side
    30,106.08x = 692,823,152.50
  5. Step 5: Solve for x
    x = 692,823,152.50/30,106.08
  6. Step 6: Final answer
    x = 23,012.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.