Home / 68,573.07-94,639.59-38,360.07

Finding the Fourth Proportional to 68,573.07, 94,639.59 and 38,360.07

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Solution

The fourth proportional to 68,573.07, 94,639.59 and 38,360.07 is: 52,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,573.07 : 94,639.59 = 38,360.07 : x
  2. Step 2: Convert to fraction form
    68,573.07/94,639.59 = 38,360.07/x
  3. Step 3: Cross multiply
    68,573.07x = 94,639.59 × 38,360.07
  4. Step 4: Simplify right side
    68,573.07x = 3,630,381,297.17
  5. Step 5: Solve for x
    x = 3,630,381,297.17/68,573.07
  6. Step 6: Final answer
    x = 52,941.79

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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.