Home / 95,544.80-143,318.40-28,985.60

Finding the Fourth Proportional to 95,544.80, 143,318.40 and 28,985.60

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Solution

The fourth proportional to 95,544.80, 143,318.40 and 28,985.60 is: 43,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,544.80 : 143,318.40 = 28,985.60 : x
  2. Step 2: Convert to fraction form
    95,544.80/143,318.40 = 28,985.60/x
  3. Step 3: Cross multiply
    95,544.80x = 143,318.40 × 28,985.60
  4. Step 4: Simplify right side
    95,544.80x = 4,154,169,815.04
  5. Step 5: Solve for x
    x = 4,154,169,815.04/95,544.80
  6. Step 6: Final answer
    x = 43,478.76

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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.