Home / 88,901.10-133,351.65-26,571.60

Finding the Fourth Proportional to 88,901.10, 133,351.65 and 26,571.60

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Solution

The fourth proportional to 88,901.10, 133,351.65 and 26,571.60 is: 39,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,901.10 : 133,351.65 = 26,571.60 : x
  2. Step 2: Convert to fraction form
    88,901.10/133,351.65 = 26,571.60/x
  3. Step 3: Cross multiply
    88,901.10x = 133,351.65 × 26,571.60
  4. Step 4: Simplify right side
    88,901.10x = 3,543,366,703.14
  5. Step 5: Solve for x
    x = 3,543,366,703.14/88,901.10
  6. Step 6: Final answer
    x = 39,857.40

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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.