Home / 88,816.02-132,576.12-77,605.86

Finding the Fourth Proportional to 88,816.02, 132,576.12 and 77,605.86

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Solution

The fourth proportional to 88,816.02, 132,576.12 and 77,605.86 is: 115,842.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,816.02 : 132,576.12 = 77,605.86 : x
  2. Step 2: Convert to fraction form
    88,816.02/132,576.12 = 77,605.86/x
  3. Step 3: Cross multiply
    88,816.02x = 132,576.12 × 77,605.86
  4. Step 4: Simplify right side
    88,816.02x = 10,288,683,808.06
  5. Step 5: Solve for x
    x = 10,288,683,808.06/88,816.02
  6. Step 6: Final answer
    x = 115,842.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.