Home / 43,454.17-59,935.80-39,880.63

Finding the Fourth Proportional to 43,454.17, 59,935.80 and 39,880.63

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Solution

The fourth proportional to 43,454.17, 59,935.80 and 39,880.63 is: 55,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454.17 : 59,935.80 = 39,880.63 : x
  2. Step 2: Convert to fraction form
    43,454.17/59,935.80 = 39,880.63/x
  3. Step 3: Cross multiply
    43,454.17x = 59,935.80 × 39,880.63
  4. Step 4: Simplify right side
    43,454.17x = 2,390,277,463.55
  5. Step 5: Solve for x
    x = 2,390,277,463.55/43,454.17
  6. Step 6: Final answer
    x = 55,006.86

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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.