Home / 40,077.50-60,130.06-17,906.18

Finding the Fourth Proportional to 40,077.50, 60,130.06 and 17,906.18

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Solution

The fourth proportional to 40,077.50, 60,130.06 and 17,906.18 is: 26,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,077.50 : 60,130.06 = 17,906.18 : x
  2. Step 2: Convert to fraction form
    40,077.50/60,130.06 = 17,906.18/x
  3. Step 3: Cross multiply
    40,077.50x = 60,130.06 × 17,906.18
  4. Step 4: Simplify right side
    40,077.50x = 1,076,699,677.77
  5. Step 5: Solve for x
    x = 1,076,699,677.77/40,077.50
  6. Step 6: Final answer
    x = 26,865.44

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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.