Home / 88,803.77-133,090.83-66,441.69

Finding the Fourth Proportional to 88,803.77, 133,090.83 and 66,441.69

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Solution

The fourth proportional to 88,803.77, 133,090.83 and 66,441.69 is: 99,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,803.77 : 133,090.83 = 66,441.69 : x
  2. Step 2: Convert to fraction form
    88,803.77/133,090.83 = 66,441.69/x
  3. Step 3: Cross multiply
    88,803.77x = 133,090.83 × 66,441.69
  4. Step 4: Simplify right side
    88,803.77x = 8,842,779,668.70
  5. Step 5: Solve for x
    x = 8,842,779,668.70/88,803.77
  6. Step 6: Final answer
    x = 99,576.63

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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.