Home / 47,021.77-70,364.24-40,718.49

Finding the Fourth Proportional to 47,021.77, 70,364.24 and 40,718.49

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Solution

The fourth proportional to 47,021.77, 70,364.24 and 40,718.49 is: 60,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,021.77 : 70,364.24 = 40,718.49 : x
  2. Step 2: Convert to fraction form
    47,021.77/70,364.24 = 40,718.49/x
  3. Step 3: Cross multiply
    47,021.77x = 70,364.24 × 40,718.49
  4. Step 4: Simplify right side
    47,021.77x = 2,865,125,602.80
  5. Step 5: Solve for x
    x = 2,865,125,602.80/47,021.77
  6. Step 6: Final answer
    x = 60,931.90

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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.