Home / 68,130.06-94,023.89-37,915.28

Finding the Fourth Proportional to 68,130.06, 94,023.89 and 37,915.28

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Solution

The fourth proportional to 68,130.06, 94,023.89 and 37,915.28 is: 52,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,130.06 : 94,023.89 = 37,915.28 : x
  2. Step 2: Convert to fraction form
    68,130.06/94,023.89 = 37,915.28/x
  3. Step 3: Cross multiply
    68,130.06x = 94,023.89 × 37,915.28
  4. Step 4: Simplify right side
    68,130.06x = 3,564,942,693.27
  5. Step 5: Solve for x
    x = 3,564,942,693.27/68,130.06
  6. Step 6: Final answer
    x = 52,325.55

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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.