Home / 67,972.77-93,812.58-48,915.63

Finding the Fourth Proportional to 67,972.77, 93,812.58 and 48,915.63

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Solution

The fourth proportional to 67,972.77, 93,812.58 and 48,915.63 is: 67,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,972.77 : 93,812.58 = 48,915.63 : x
  2. Step 2: Convert to fraction form
    67,972.77/93,812.58 = 48,915.63/x
  3. Step 3: Cross multiply
    67,972.77x = 93,812.58 × 48,915.63
  4. Step 4: Simplify right side
    67,972.77x = 4,588,901,452.63
  5. Step 5: Solve for x
    x = 4,588,901,452.63/67,972.77
  6. Step 6: Final answer
    x = 67,510.88

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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.