Home / 70,085.95-96,717.07-38,255.38

Finding the Fourth Proportional to 70,085.95, 96,717.07 and 38,255.38

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Solution

The fourth proportional to 70,085.95, 96,717.07 and 38,255.38 is: 52,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,085.95 : 96,717.07 = 38,255.38 : x
  2. Step 2: Convert to fraction form
    70,085.95/96,717.07 = 38,255.38/x
  3. Step 3: Cross multiply
    70,085.95x = 96,717.07 × 38,255.38
  4. Step 4: Simplify right side
    70,085.95x = 3,699,948,265.34
  5. Step 5: Solve for x
    x = 3,699,948,265.34/70,085.95
  6. Step 6: Final answer
    x = 52,791.58

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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.