Home / 67,771.71-93,528.14-42,293.16

Finding the Fourth Proportional to 67,771.71, 93,528.14 and 42,293.16

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Solution

The fourth proportional to 67,771.71, 93,528.14 and 42,293.16 is: 58,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,771.71 : 93,528.14 = 42,293.16 : x
  2. Step 2: Convert to fraction form
    67,771.71/93,528.14 = 42,293.16/x
  3. Step 3: Cross multiply
    67,771.71x = 93,528.14 × 42,293.16
  4. Step 4: Simplify right side
    67,771.71x = 3,955,600,378.06
  5. Step 5: Solve for x
    x = 3,955,600,378.06/67,771.71
  6. Step 6: Final answer
    x = 58,366.54

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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.