Home / 96,655.02-133,080.80-87,797.67

Finding the Fourth Proportional to 96,655.02, 133,080.80 and 87,797.67

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Solution

The fourth proportional to 96,655.02, 133,080.80 and 87,797.67 is: 120,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,655.02 : 133,080.80 = 87,797.67 : x
  2. Step 2: Convert to fraction form
    96,655.02/133,080.80 = 87,797.67/x
  3. Step 3: Cross multiply
    96,655.02x = 133,080.80 × 87,797.67
  4. Step 4: Simplify right side
    96,655.02x = 11,684,184,161.74
  5. Step 5: Solve for x
    x = 11,684,184,161.74/96,655.02
  6. Step 6: Final answer
    x = 120,885.44

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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.