Home / 67,880.16-93,670.02-37,664.46

Finding the Fourth Proportional to 67,880.16, 93,670.02 and 37,664.46

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Solution

The fourth proportional to 67,880.16, 93,670.02 and 37,664.46 is: 51,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,880.16 : 93,670.02 = 37,664.46 : x
  2. Step 2: Convert to fraction form
    67,880.16/93,670.02 = 37,664.46/x
  3. Step 3: Cross multiply
    67,880.16x = 93,670.02 × 37,664.46
  4. Step 4: Simplify right side
    67,880.16x = 3,528,030,721.49
  5. Step 5: Solve for x
    x = 3,528,030,721.49/67,880.16
  6. Step 6: Final answer
    x = 51,974.40

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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.