Home / 62,031.06-85,603.77-38,143.62

Finding the Fourth Proportional to 62,031.06, 85,603.77 and 38,143.62

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Solution

The fourth proportional to 62,031.06, 85,603.77 and 38,143.62 is: 52,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,031.06 : 85,603.77 = 38,143.62 : x
  2. Step 2: Convert to fraction form
    62,031.06/85,603.77 = 38,143.62/x
  3. Step 3: Cross multiply
    62,031.06x = 85,603.77 × 38,143.62
  4. Step 4: Simplify right side
    62,031.06x = 3,265,237,673.45
  5. Step 5: Solve for x
    x = 3,265,237,673.45/62,031.06
  6. Step 6: Final answer
    x = 52,638.75

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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.