Home / 98,845.58-136,406.28-53,522.60

Finding the Fourth Proportional to 98,845.58, 136,406.28 and 53,522.60

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Solution

The fourth proportional to 98,845.58, 136,406.28 and 53,522.60 is: 73,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,845.58 : 136,406.28 = 53,522.60 : x
  2. Step 2: Convert to fraction form
    98,845.58/136,406.28 = 53,522.60/x
  3. Step 3: Cross multiply
    98,845.58x = 136,406.28 × 53,522.60
  4. Step 4: Simplify right side
    98,845.58x = 7,300,818,494.32
  5. Step 5: Solve for x
    x = 7,300,818,494.32/98,845.58
  6. Step 6: Final answer
    x = 73,860.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.