Home / 66,184.20-99,276.30-65,090.70

Finding the Fourth Proportional to 66,184.20, 99,276.30 and 65,090.70

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Solution

The fourth proportional to 66,184.20, 99,276.30 and 65,090.70 is: 97,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.20 : 99,276.30 = 65,090.70 : x
  2. Step 2: Convert to fraction form
    66,184.20/99,276.30 = 65,090.70/x
  3. Step 3: Cross multiply
    66,184.20x = 99,276.30 × 65,090.70
  4. Step 4: Simplify right side
    66,184.20x = 6,461,963,860.41
  5. Step 5: Solve for x
    x = 6,461,963,860.41/66,184.20
  6. Step 6: Final answer
    x = 97,636.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.