Home / 40,720.94-60,802.88-36,476.79

Finding the Fourth Proportional to 40,720.94, 60,802.88 and 36,476.79

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Solution

The fourth proportional to 40,720.94, 60,802.88 and 36,476.79 is: 54,465.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,720.94 : 60,802.88 = 36,476.79 : x
  2. Step 2: Convert to fraction form
    40,720.94/60,802.88 = 36,476.79/x
  3. Step 3: Cross multiply
    40,720.94x = 60,802.88 × 36,476.79
  4. Step 4: Simplify right side
    40,720.94x = 2,217,893,611.55
  5. Step 5: Solve for x
    x = 2,217,893,611.55/40,720.94
  6. Step 6: Final answer
    x = 54,465.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.