Home / 43,235.60-64,853.40-25,696.40

Finding the Fourth Proportional to 43,235.60, 64,853.40 and 25,696.40

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Solution

The fourth proportional to 43,235.60, 64,853.40 and 25,696.40 is: 38,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,235.60 : 64,853.40 = 25,696.40 : x
  2. Step 2: Convert to fraction form
    43,235.60/64,853.40 = 25,696.40/x
  3. Step 3: Cross multiply
    43,235.60x = 64,853.40 × 25,696.40
  4. Step 4: Simplify right side
    43,235.60x = 1,666,498,907.76
  5. Step 5: Solve for x
    x = 1,666,498,907.76/43,235.60
  6. Step 6: Final answer
    x = 38,544.60

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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.