Home / 68,627.34-94,701.35-38,407.57

Finding the Fourth Proportional to 68,627.34, 94,701.35 and 38,407.57

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Solution

The fourth proportional to 68,627.34, 94,701.35 and 38,407.57 is: 52,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,627.34 : 94,701.35 = 38,407.57 : x
  2. Step 2: Convert to fraction form
    68,627.34/94,701.35 = 38,407.57/x
  3. Step 3: Cross multiply
    68,627.34x = 94,701.35 × 38,407.57
  4. Step 4: Simplify right side
    68,627.34x = 3,637,248,588.49
  5. Step 5: Solve for x
    x = 3,637,248,588.49/68,627.34
  6. Step 6: Final answer
    x = 52,999.99

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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.