Home / 70,118.02-96,762.86-38,286.94

Finding the Fourth Proportional to 70,118.02, 96,762.86 and 38,286.94

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Solution

The fourth proportional to 70,118.02, 96,762.86 and 38,286.94 is: 52,835.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,118.02 : 96,762.86 = 38,286.94 : x
  2. Step 2: Convert to fraction form
    70,118.02/96,762.86 = 38,286.94/x
  3. Step 3: Cross multiply
    70,118.02x = 96,762.86 × 38,286.94
  4. Step 4: Simplify right side
    70,118.02x = 3,704,753,888.14
  5. Step 5: Solve for x
    x = 3,704,753,888.14/70,118.02
  6. Step 6: Final answer
    x = 52,835.98

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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.