Home / 67,740.84-93,421.44-43,842.60

Finding the Fourth Proportional to 67,740.84, 93,421.44 and 43,842.60

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Solution

The fourth proportional to 67,740.84, 93,421.44 and 43,842.60 is: 60,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.84 : 93,421.44 = 43,842.60 : x
  2. Step 2: Convert to fraction form
    67,740.84/93,421.44 = 43,842.60/x
  3. Step 3: Cross multiply
    67,740.84x = 93,421.44 × 43,842.60
  4. Step 4: Simplify right side
    67,740.84x = 4,095,838,825.34
  5. Step 5: Solve for x
    x = 4,095,838,825.34/67,740.84
  6. Step 6: Final answer
    x = 60,463.36

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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.