Home / 130,241.04-179,733.50-75,825.64

Finding the Fourth Proportional to 130,241.04, 179,733.50 and 75,825.64

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Solution

The fourth proportional to 130,241.04, 179,733.50 and 75,825.64 is: 104,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,241.04 : 179,733.50 = 75,825.64 : x
  2. Step 2: Convert to fraction form
    130,241.04/179,733.50 = 75,825.64/x
  3. Step 3: Cross multiply
    130,241.04x = 179,733.50 × 75,825.64
  4. Step 4: Simplify right side
    130,241.04x = 13,628,407,666.94
  5. Step 5: Solve for x
    x = 13,628,407,666.94/130,241.04
  6. Step 6: Final answer
    x = 104,639.89

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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.