Home / 55,203.40-82,740.30-25,558.62

Finding the Fourth Proportional to 55,203.40, 82,740.30 and 25,558.62

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Solution

The fourth proportional to 55,203.40, 82,740.30 and 25,558.62 is: 38,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,203.40 : 82,740.30 = 25,558.62 : x
  2. Step 2: Convert to fraction form
    55,203.40/82,740.30 = 25,558.62/x
  3. Step 3: Cross multiply
    55,203.40x = 82,740.30 × 25,558.62
  4. Step 4: Simplify right side
    55,203.40x = 2,114,727,886.39
  5. Step 5: Solve for x
    x = 2,114,727,886.39/55,203.40
  6. Step 6: Final answer
    x = 38,307.93

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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.