Home / 130,349.25-179,881.97-70,733.25

Finding the Fourth Proportional to 130,349.25, 179,881.97 and 70,733.25

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Solution

The fourth proportional to 130,349.25, 179,881.97 and 70,733.25 is: 97,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,349.25 : 179,881.97 = 70,733.25 : x
  2. Step 2: Convert to fraction form
    130,349.25/179,881.97 = 70,733.25/x
  3. Step 3: Cross multiply
    130,349.25x = 179,881.97 × 70,733.25
  4. Step 4: Simplify right side
    130,349.25x = 12,723,636,000.84
  5. Step 5: Solve for x
    x = 12,723,636,000.84/130,349.25
  6. Step 6: Final answer
    x = 97,611.89

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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.