Home / 68,312.06-94,271.16-38,099.36

Finding the Fourth Proportional to 68,312.06, 94,271.16 and 38,099.36

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Solution

The fourth proportional to 68,312.06, 94,271.16 and 38,099.36 is: 52,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,312.06 : 94,271.16 = 38,099.36 : x
  2. Step 2: Convert to fraction form
    68,312.06/94,271.16 = 38,099.36/x
  3. Step 3: Cross multiply
    68,312.06x = 94,271.16 × 38,099.36
  4. Step 4: Simplify right side
    68,312.06x = 3,591,670,862.46
  5. Step 5: Solve for x
    x = 3,591,670,862.46/68,312.06
  6. Step 6: Final answer
    x = 52,577.41

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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.