Home / 42,984.46-59,336.94-40,294.36

Finding the Fourth Proportional to 42,984.46, 59,336.94 and 40,294.36

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Solution

The fourth proportional to 42,984.46, 59,336.94 and 40,294.36 is: 55,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,984.46 : 59,336.94 = 40,294.36 : x
  2. Step 2: Convert to fraction form
    42,984.46/59,336.94 = 40,294.36/x
  3. Step 3: Cross multiply
    42,984.46x = 59,336.94 × 40,294.36
  4. Step 4: Simplify right side
    42,984.46x = 2,390,944,021.66
  5. Step 5: Solve for x
    x = 2,390,944,021.66/42,984.46
  6. Step 6: Final answer
    x = 55,623.45

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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.