Home / 66,225.60-99,379.51-26,783.06

Finding the Fourth Proportional to 66,225.60, 99,379.51 and 26,783.06

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Solution

The fourth proportional to 66,225.60, 99,379.51 and 26,783.06 is: 40,191.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,225.60 : 99,379.51 = 26,783.06 : x
  2. Step 2: Convert to fraction form
    66,225.60/99,379.51 = 26,783.06/x
  3. Step 3: Cross multiply
    66,225.60x = 99,379.51 × 26,783.06
  4. Step 4: Simplify right side
    66,225.60x = 2,661,686,815.25
  5. Step 5: Solve for x
    x = 2,661,686,815.25/66,225.60
  6. Step 6: Final answer
    x = 40,191.21

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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.