Home / 70,142.00-96,795.95-38,310.98

Finding the Fourth Proportional to 70,142.00, 96,795.95 and 38,310.98

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Solution

The fourth proportional to 70,142.00, 96,795.95 and 38,310.98 is: 52,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,142.00 : 96,795.95 = 38,310.98 : x
  2. Step 2: Convert to fraction form
    70,142.00/96,795.95 = 38,310.98/x
  3. Step 3: Cross multiply
    70,142.00x = 96,795.95 × 38,310.98
  4. Step 4: Simplify right side
    70,142.00x = 3,708,347,029.00
  5. Step 5: Solve for x
    x = 3,708,347,029.00/70,142.00
  6. Step 6: Final answer
    x = 52,869.14

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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.