Home / 136,459.04-188,376.72-96,205.60

Finding the Fourth Proportional to 136,459.04, 188,376.72 and 96,205.60

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Solution

The fourth proportional to 136,459.04, 188,376.72 and 96,205.60 is: 132,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,459.04 : 188,376.72 = 96,205.60 : x
  2. Step 2: Convert to fraction form
    136,459.04/188,376.72 = 96,205.60/x
  3. Step 3: Cross multiply
    136,459.04x = 188,376.72 × 96,205.60
  4. Step 4: Simplify right side
    136,459.04x = 18,122,895,373.63
  5. Step 5: Solve for x
    x = 18,122,895,373.63/136,459.04
  6. Step 6: Final answer
    x = 132,808.32

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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.